Ios 9 - How To Discuss

Ios 9

Which devices are compatible with iOS 9? Compatible Devices iOS 9: Works on both old and new iPhones #1. iPhone 4C. New. 2. iPhone 5. No. 3. Iphone 5c. No. 4. iPhone 5c. New. 5. iPhone 6. No. 6. iPhone 6 plus. #7: iPad 2 and above. #Eight. Fifth generation iPod. Does Apple still support iOS 9? iOS 9 has tons of great benefits that your old iPhone or iPad can easily take advantage of.

How do I install iOS 9?

• Make sure you have a recent iCloud backup.
• Launch "Settings" from the home screen.
• Tap General.
• Click Software Update.
• Click Download and Install.
• Enter your password when prompted.
• Click on 'Accept Terms of Service'.
• Click "OK" again to confirm.

What is the full meaning of ios 9 features

iOS 9 Power Saving Mode: Does It Really Matter? One of the outstanding features of the new iOS 9 update for iPhone, iPad and iPod touch is the power saving mode. This mode takes effect when the battery drops below 20%, or can be turned on manually from the Battery page in Settings.

What is the full meaning of iOS 9?

iOS 9 builds even more on the foundation of iOS with improvements such as battery optimization, which gives the average user an extra hour of battery life , and a power-saving mode to extend battery life.

Which iPhones and iPads support iOS 9?

Specifically, these devices are fully or partially compatible with iOS 9: Apple device model (external) iPad Pro 9.

What is the slowest device compatible with iOS 9?

The slowest device compatible with iOS 9 is the iPhone 4S (A1387) with an Apple A5 800MHz processor and 512MB RAM, and it's even slower with iOS 9 than iOS 8, and slower with iOS 8 than iOS 8.

What is the current version of the iOS?

Please note that iOS 15 is the current version of iOS. However, the following questions and answers have since been updated and are very useful for anyone who wants to use or run iOS 9 on an iPhone, iPod touch, or iPad. On June 8, 2015, Apple previewed iOS 9. On September 9, 2015, Apple announced a release date of September 16, 2015.

What's new in iOS 9 and why should you care?

Security improvements in iOS 9 protect your devices and your Apple ID by strengthening the passcode that protects your devices and improving two-factor authentication by building it directly into iOS, making it ■■■■■■ for other users to hack into it. Get access to your Apple ID.

What devices can run iOS 12?

• ipad mini 2
• ipad mini 3
• ipad mini 4"
• iPad 5
• ipad air
• ipad air 2
• iPadPro
• iPad Pro (1st generation)
• iPadPro
• iPad Pro (2nd generation)

Is iOS 12 better than iOS 11?

• no more batteries? 4600mAh vs 2815mAh
• higher pixel density? 515ppi from 460ppi
• 8GB more RAM? 12GB vs 4GB
• Faster processor? 1 x x x vs. 2 x x
• higher resolution?
• more megapixels (main camera)?
• bigger screen?
• more megapixels (front camera)?

Should I install iOS 12?

• SharePlay is a new way to share FaceTime features in sync with content from Apple TV, Apple Music, Fitness+ and other compatible apps in the App Store.
• Common controls allow anyone to pause, play, rewind or fast forward
• Smart Volume automatically lowers the volume of a movie, TV show or song when your friends are talking

What are the problems with iOS 12?

iOS is a very minor update, but some users are facing major issues after installing the latest iOS 12 from Apple. iPhone, iPad and iPod touch users are experiencing installation issues, abnormal battery drain, crashes, connectivity issues, and Touch ID issues.

Which devices are compatible with ios 9 and 8

iOS 8 Compatible Devices: Apple says all iOS 7 compatible devices are also iOS 8 compatible, with the exception of iPhone 4 (GSM) and iPhone 4 (CDMA/Verizon/Sprint), model numbers A1332 and A1332. consequently .A1349 can be identified.

What devices are compatible with the new iOS 14?

It's also widely compatible with iPhone 4s, iPad 2, and iPad 3rd generation, and these devices can still greatly benefit from improvements to Messages and Photos, as well as QuickType and Family Sharing, and third-party improvements.

Will iOS 8 devices run iOS 9?

Apple devices running iOS 8 run iOS 9. Today, Apple held its annual Worldwide Developers Conference, better known as WWDC. And the good news is, it works with any device running iOS 8. Today, Apple held its annual Worldwide Developers Conference, better known as WWDC.

Which devices are compatible with ios 9 update

iOS 9 compatible devices All iPhone, iPad and iPod touch models that support iOS 8 are also compatible with iOS 9. The main differences in support for new features are mainly limited to the iPad line, although there are differences as well in compatibility. and face down. detection on other devices.

What devices are compatible with iOS 9?

List of compatible devices and compatibility with iOS 9 iPhone 6 Plus, iPhone 6, iPhone 5s, iPhone 5, iPhone 5c, iPhone 4s, iPod touch 5th generation, iPad Air 2, iPad Air, iPad 4, iPad 3, iPad 2, iPad mini 3, iPad mini 2, iPad mini.

What do I get with iOS 9 update?

About iOS 9 updates This update makes your iPhone, iPad and iPod touch smarter and more active with powerful search features and improved Siri. The new iPad multitasking experience lets you work with two apps at once, side by side or with the new Picture-in-Picture feature.

Can My iPhone or iPad run iOS 9?

To keep it simple, if an iPhone or iPad is currently running iOS 8 and iOS 7, the same hardware can also run iOS 9. As many of them like to search for their particular model of iPhone. or iPad, here's the full list of iOS 9 compatible devices: .

What does iOS compatible mean?

iOS Compatibility - Filter iPhone and iPad apps and games by iOS version. iOS Compatibility - Filter iPhone and iPad apps and games by iOS version. What version of iOS do I have?

What's new in iOS 7?

Also, iOS 7 finally offers multitasking support for all apps. AirDrop allows users to share content with compatible devices. Control Center allows users to configure settings and launch applications in seconds. Native apps such as Contacts, Calendar, Camera and even Mobile Safari have been given a new look with new features.

Which is iPhone model supports iOS 11?

• iPad Pro (2nd generation)
• iPad Pro (1st generation)
• iPadPro
• iPadPro
• ipad air 2
• ipad air
• iPad (6th generation)
• iPad (fifth generation)
• ipad mini 4"
• ipad mini 3

Is it worth updating to iOS 11?

Unfortunately, Animoji is only available on the iPhone X, so you can't get them by just upgrading your 6S. But iOS 11 is still worth it.

How to completely disable WiFi and Bluetooth in iOS 11?

How to Disable Wi-Fi and Bluetooth Completely in iOS 11.
Step 1 Open the Inventory Settings app. Turn off Wi-Fi Turn off Bluetooth
Step 3 Open Control Center and make sure the icons are topped by a slash. If you find that your battery is low, I recommend that you turn it off completely.

Should I upgrade to iOS 11?

If you're using iOS, switch to iOS. If you're using iOS, switch to iOS. If you're on iOS, stay tuned and don't upgrade or downgrade.

Which devices are compatible with ios 9 release

All iPhone, iPad and iPod touch models that support iOS 8 are also compatible with iOS 9. Major differences in support for new features are mainly limited to the range of iPad models, although there are also differences in support for Transit. Recognition on other devices.

Which version of iTunes is compatible with my Device?

The current (latest) version of iTunes should work with previously sold Apple iOS devices (with older versions of iOS). Compatibility considerations often go in the opposite direction. Older versions of iTunes may not support newer devices (with newer versions of iOS).

How to install enterprise apps in iOS 9?

Launch "Settings" from the home screen. Tap General. Click Profiles. In the Business Application section, tap the reseller's name. Click to trust. Click to confirm.

What is the best app for iOS?

• The best photo editing and camera apps for iPhone. These are your favorite iPhone apps for editing photos, taking photos and videos, and applying filters to make everything look great.
• Halide Mark II Pro camera The Halide Mark II Pro camera is no fun.
• Inkwork.
• RTRO.
• Apollo.
• TouchRetouch.
• Darkroom.
• Camera+.
• Oilist.
• Snapseed.

Is iOS 10 faster than iOS 9?

• The difference in design and interface between iOS 10 and iOS 9. In this Apple iOS 10 update, the first obvious change is the screen unlock.
• Features change from iOS 9 to iOS 10. In addition to the redesign or interface changes, other features have been added in their iOS 10 practice test.
• Other minor changes between iOS 10 and iOS 9.

What devices will get iOS 13?

iPhone models compatible with iOS 13 iPhone 11 iPhone 11 Pro iPhone 11 Pro Max iPhone XS iPhone XS Max iPhone XR iPhone X iPhone 8 iPhone 8 Plus iPhone 7 iPhone 7 Plus iPhone 6s iPhone 6s Plus iPhone SE.

How to make your iOS mobile app iOS 13 compatible?

• Switch to Duo Mobile. We've redesigned Duo Mobile to bring you a new connectivity experience.
• Install Duo Mobile. Find the latest version of Duo Mobile in the App Store.
• Activate Duo Mobile for the first time.
• duo pushing
• apple watch
• Passcodes.
• Add more accounts to Duo Mobile.
• Security check.
• Third Party Accounts.
• edit accounts.

Should you upgrade to iOS 13?

• dark mode You will love the new dark mode in iOS 13.
• Updated reminder app. The Reminders app has been completely redesigned.
• Safari download manager. Safari is getting a download manager for iPhone and iPad.
• New text editing options. Apple makes it easy to work with text in iOS 13.
• Many other great features.

How to install iOS 9 on any Android?

• Cupcake
• Donut
• in the blink of an eye
• Froyo
• with gingerbread
• with gingerbread
• Honeycomb
• Honeycomb
• ice cream Sandwich
• candied almonds

How to install the iOS 9 public beta?

How to install iOS 9 public beta?
Step 1 † As a member of the beta program, you received an email at the email address you signed up with. In this email you will find a link to Access Apple's beta program that allows you to download and install the iOS 9 software update.

How to install iOS 9 on your iPhone and iPad?

• Download and install iMazing.
• Wait for your device to appear on the iMazings Reinstall iOS screen and click Reinstall iOS.
• If you don't see the "Reinstall iMazings iOS" screen, select your device from the left sidebar of iMazings and click the "Reinstall iMazings iOS" function.

What apps are compatible with iOS 9?

• 1Password: Featured Search/Swipe/Split View
• Actionify: slideshow/split screen
• Anylist: Slideshow/Split Screen
• AutoCAD 360 split view
• BBC iPlayer (UK only) - Picture in Picture
• Calculator Pro for iPad - Basic & Scientific: Slideshow/Split Screen
• Column - Bill & Reminder Management: Slide/Split View

How to download and install apps on iPhone 4?

You just need to download this app on another iOS 9 or iOS 10 device and use the same Apple ID account to download the app on your iPhone 4. To do this, follow these steps: Open the App Store on your iPhone. Click the update icon. Now click on the "Purchased" link. Tap the app you want to install and tap Download.

How to install iOS 8 on iPhone 4?

This means there is no way to install iOS 8 on iPhone 4. This app requires iOS or later. To download and use this app, you need to update it to iOS. Now some people will think that there are different ways to install iOS 8 on iPhone.

How to update iPhone 4S to iOS 9 easily?

You need to follow the steps below to update iPhone 4s to iOS 9 easily.
Step 1 † Make sure your computer and iPhone have the latest version of iTunes.
Step 2 † Now connect your iOS device to your computer using the included Lightning cable.
Step 3 .

Can I install iOS 7 on iPhone 4?

After releasing iPhone devices after iPhone 4, Apple released new versions of iOS. However, software support for iPhone 4 is only available in iOS 8. You can install iOS on your iPhone 4. If your iPhone 4 does not have the latest version of iOS, you can download and install the latest version of iOS on your iPhone.

How do i install ios to my ipad

Install via OTA by going to Settings > General > Software Update > Download and Install. Download the following iOS IPSW file and update your device through iTunes. You can download the iOS IPSW file for your iPhone, iPad, or iPod touch from the download page.

How do I update my iPhone to iOS 9?

The average iPhone, iPad, or iPod touch owner should install the iOS 9 software update as usual from the iOS Settings app or iTunes. Using a firmware file does little for the average user and only complicates the otherwise easy upgrade process.

Can I use a firmware file to update iOS 9?

Using a firmware file does little for the average user and only complicates the otherwise easy upgrade process. Updates a device with an earlier version of iOS, as described here, to iOS 9, performs a software update, and does not restore or reboot the device. However, always make a backup before performing a software update.

How to update your iPhone or iPad to the latest version?

1. Download and install the latest version of iTunes on your PC or Mac 2. Connect your iOS device to your computer with a USB cable. 3. Select your iOS device in iTunes in the top left corner. 4. Now click the "Check for Updates" button next to the "Restore iPhone" button.

Which iOS version do I need to install iTunes on PC?

For most users, you just want to use iOS IPSW because it's easier. It doesn't matter if iTunes is running on a Mac with OS X or a Windows PC, the instructions are almost identical. Please note that this firmware-based method is for advanced users.

How to install ios 9 from computer

Once your device boots up, go to Settings > General > Software Update and here iOS 9 Public Beta is waiting for your download approval. Simply click on "Download and Install" to start the download process. The iOS 9 public beta is over 1 GB in size, so it will take a while to download.

How to install ios 9 on ipad 1st generation

The first generation iPad Mini cannot be upgraded to iOS for Wi-Fi and cellular models. The iPad Mini 1st generation is ALMOST 8 years old! These older iPad models are too old, underpowered, and completely incompatible with current and future versions of iOS/iPadOS.

How do you install Facebook app on the first generation iPad?

How do you install the Facebook app on a first generation iPad? 1 Install new apps on iPad 1st (first) generation with iOS or earlier. 2 Check for older versions of iOS apps for iPad 1st generation with iOS .

How do I download apps on the 1st generation iPad?

Most of the ways to download apps on the first generation iPad is to download them from iTunes, then go to the Purchased section and download them again. I don't know why this is happening.

How do I upgrade my old iPad to iOS 10?

In this case, you need to download iTunes and backup iPad to computer, then update iPad. Once your iPad is running the latest version of iOS, look for the Microsoft Power Point and Word apps to download. Hi, my name is Susan and I have an old iPad that I can't update to iOS10.

What is the difference between iOS 9 and iOS 10?

The main difference between iOS 9 and iOS 10 operating systems is that iOS 10 has a redesigned design and improved user experience, activation functionality, the ability to remove pre-installed apps, wireless updates, Smart Home and third-party apps. party app support, smart input and item matching.

What is iOS and how does it work?

iOS has been with Apple phones for over a decade, releasing annual updates that improve security, promise longer phone battery life, or add features like Animojis to many other exclusive options, such as using FaceTime for video calls. iPhone, App Store, iPhone OS. What is iOS?

What's new in iOS 10?

iOS 10: iOS 10 comes with a redesigned lock screen. The notification search page can be accessed by swiping left from the lock screen, and the notification center has improvements. In landscape mode, the time and date scroll to the left. Battery level information is also visible and displayed under time pressure.

What is the latest iOS version for iPhone?

iOS 13 The latest version of Apple's operating system was released in Fall 2019 and brings new features such as a system-wide dark mode, the ability for Siri to read messages when using AirPods, several redesigned apps like Mail or Photos, and more.. improvements to streamline systems.

Does iOS 9 have New emojis?

Update October 21, 2015: iOS is now available. View the changelog for full details. iOS, released yesterday as a developer preview, includes many new emojis, mainly Unicode and Unicode.

What was the first iOS version with emojis?

Version: iOS iOS was the first version of iOS with Unicode and Unicode emoji. This update also included some emojis that were retrofitted to the Apple Color Emoji font. The iOS Emoji update is available on Mac with OS X El Capitan, Apple Watch with watchOS, and Apple TV with tvOS.

What's new in iOS 9 3?

New to iOS are modifiers for the detective or spy emoji and the removal of modifier support for the horse racing emoji. This emoji update also applies to Macs with OS X El Capitan, Apple Watches with watchOS, and Apple TVs with tvOS.

Which devices are supported by the emoji update?

This emoji update also applies to Macs with OS X El Capitan, Apple Watches with watchOS, and Apple TVs with tvOS. Read more about this update. Emojis displayed on iPhone, iPad, Mac, Apple Watch, and Apple TV use the Apple Color Emoji font found in iOS, macOS, watchOS, and tvOS. Some Apple devices support Animoji and Memoji.

What features in ios 9 make a difference between iphone 11

After a jump of 11 grams, the iPhone 11 Pro now weighs almost the same as the iPhone 11, but this is justified by the excellent build quality (stainless steel case vs. aluminum case) and a large battery for an upgrade (later).

What does the iPhone 11 Pro have to do with contrast ratio?

Here's a helping hand: The iPhone 11 Pro has doubled the contrast ratio (hence "Xtreme Dynamic Range," the same marketing strategy used on Apple's most expensive monitors), making it 15% more efficient.

What is the difference between the iPhone 11 and iPhone SE?

The more expensive model also has a better screen, longer battery life and better water resistance. The iPhone 11 comes in five colors, while the iPhone SE (2020) only comes in three.

How much does the iPhone 11 weigh?

iPhone 11 xx mm (xx inches) and 194 g (oz). After a jump of 11 grams, the iPhone 11 Pro now weighs about the same as the iPhone 11, but justifies it with a superior build quality (stainless steel versus aluminum). body) and heavy battery upgrades (later).

How to get iOS 9?

• To create a backup, go to Settings > iCloud > Backup on your iOS device.
• Turn on the switch labeled iCloud Backup. You will get a warning that your iPhone will not be automatically backed up to your computer. Click OK.
• After enabling iCloud backup, click "Back Up Now". You start by backing up your data to iCloud.

How to make Android looks like iOS?

• Homepage. This is an area that confuses many older iPhone users as the home screen can be very different from a simple Apple app.
• Quick settings.
• Messaging.
• the screen is locked.
• Calendar.

What is easier to hack, iOS or Android?

• Expandable storage. Do you feel that you often run out of space on your phone?
• headphone jack.
• Additional telephone functions.
• Unlimited operating system.
• More customization and personalization.
• More things.
• USB charger.
• More RAM and processing power.
• Simplified file transfer.
• Freedom from the Apple ecosystem.

What are some tips and tricks for iPhone?

iPhone 12 Tips and Tricks: 14 Cool iOS 14 Tricks to Try 1 Tap the back to take a screenshot. Apple's iOS software has long been the source of many accessibility features. 2 Change your default browser and email applications. A new feature of the latest software is the ability to use other applications.

How to get on iOS?

• You can download a number of apps from Google Play on your iPhone and use them to download movies and TV shows, music, and books.
• However, before you can download this content to your iPhone, you must purchase it using your Android phone or desktop browser.
• You cannot use Google Play to install Android apps on your iPhone.

What does IOS mean?

iOS (formerly iPhone OS) is a mobile operating system developed exclusively by Apple Inc. was created and developed for the operating system, which runs on many of the company's mobile devices, including the iPhone and iPod Touch. The term also included versions that ran on the iPad until the name iPadOS was introduced in version 13 in 2019.

What is the release date of iOS 9?

On September 9, 2015, Apple announced a September 16, 2015 ship date. For iOS 9, Apple uses "Better experience with every touch" as its tagline, subtly indicating that its main goal is to improve existing features, not implement them in bulk. completely new features.

How often does the iPhone get iOS updates?

In recent years, Apple has significantly extended the update cycle for iOS devices. The iPhone (1st generation) and iPhone 3G received only two iOS updates, while later models were supported for five, six, and seven years. The iOS kernel is the Darwin XNU kernel.

Full synonym

Some common synonyms for "full" are "full", "complete" and "filled". While all these words mean that they contain everything that is desired, necessary or possible, "complete" implies the presence or inclusion of everything that is desired or required, or that something can be possessed, encompassed or achieved. When is it better to be full than full?

What are some words with the suffix ful?

Terrible, gracious, harmful, peaceful, pathetic, abundant, capable, successful, thoughtful, truthful, illegal, cautious, fine, fearful, forgetful, helpful, hopeful, painful, powerful, grateful, helpful, wonderful.

What does the prefix ful means?

The word "meta" was originally defined by the MerriamWebster Dictionary as "displaying or implying a clear awareness of oneself or of oneself as a member of one's category." However, it is also described as: "About or providing information about members of its own category", which seems the most appropriate application for Zuckerberg.

What suffix means full of or having?

• Changed (you can delete questions and play with the order of the questions).
• Printed to create a document.
• Sent electronically to friends or students.

What is the full form of iOS?

Basically, iOS is an abbreviation for "iPhone OS" or "iPhone operating system". iOS is a mobile operating system that runs on Apple mobile devices.

When did iOS 9 come out?

iOS 9 is the ninth major version of the iOS mobile operating system developed by Apple Inc. as the successor to iOS 8. It was announced at the company's Worldwide Developers Conference on June 8, 2015, and released on September 16, 2015.

What is the full meaning of ios 9 version

Apple announced iOS 9 on June 8, 2015 at the annual Apple Worldwide Developers Conference (WWDC) and released it to the public on September 16, 2015, along with the iPhone 6S, iPhone 6S Plus and iPhone 6S Plus, iPad Mini 4. version. there is no discontinued support for an iOS device.

What is iOS?

iOS is a mobile operating system developed by Apple Inc. for iPhone, iPad and iPod Touch. Updates to iOS are released through the iTunes software and, starting with iOS 5, through wireless software updates.

What does IOS stand for?

What does iOS mean? The term iOS (formerly known as iPhone OS) refers to the operating system of the iPhone. IOS is an operating system developed by Apple for the company's mobile devices, including the iPhone and iPod Touch, and the iPad also ran on iOS until the introduction of iPadOS in 2019. It is also the second most popular mobile operating system after android.

Ios release date

Version: iOS Release Date: September 9, 2015 Emoticons: 1408 iOS has added 44 new emoji flags, mostly from smaller countries and territories. OS X El Capitan was released on September 30, 2015 and supports the same set of flags.

When does iOS 9 come out?

iOS 9 was introduced at the Apple Worldwide Developers Conference on June 8, 2015, the first beta version was made available to registered developers after the main presentation and the public beta version in July.

Is iOS 9 still supported?

iPads that stay on iOS will still work and be fine, and app developers will continue to release updates to apps that will probably have to support iOS 9 for a year or so. Maybe a little more. Still, any apps that are no longer up-to-date will continue to work.

How to jailbreak iOS

• Download the Pangu jailbreak tool for iOS from its website (at the time of writing, it is only available on the Chinese version of the website, not in English).
• Once downloaded to your Windows PC, simply plug in your phone using the included USB cable.
• Right click on the Pangu tool and select "Run as administrator".

How do I jailbreak iOS 9?

• I. Before you start. This guide currently only works on Windows, so wait for the Pangu team to release a Mac version, or borrow a friend's computer.
• II. Update your phone to iOS. You have to use iOS for this.
• 3rd Backup your iPhone data. open iTunes.
• IV. Prepare your iPhone for jailbreak.
• II. Hack iOS 9 with Pangu 9.

How to get jailbreak apps for free on iOS device?

You will then need to enter your device passcode at Settings > Profile Download to be able to install the Intrix app on your device. On your device's home screen, tap the Intrix JB app icon to open it. Then you can download free jailbreak apps with great features from the Intrix app store.

How to jailbreak iOS device on Windows?

• Click here on a computer to download the hack tool.
• Run the utility after downloading it.
• Click Start
• You may be prompted to install the necessary components.
• Click Restore Driver.
• Click Fix Now
• If successful, you will see the message in the screenshot below.
• Now you will see information about your device!
• Click on "Jailbreak" and then click on "Start Jailbreak".

Which countries have Emoji flags in iOS 9?

The European Union gets a flag in iOS 9, the only country (or city ) that doesn't have its own flag. This is possible thanks to a limitation in the ISO_31661 standard, which ensures that no two countries use the same two-letter codes.

How to unjailbreak iOS 9?

• Connect your iPhone, iPod touch or iPad to your Mac or PC with a Lightning cable.
• Then put your device into recovery mode. To do this, you can follow the description to enter the recovery mode and then proceed to the next step.
• Launch iTunes on your Mac or PC and you should see an app prompt.
• Then click on the Restore button:

How to uninstall iOS 9?

• Make sure you have the latest version of macOS or iTunes on your Mac.
• Connect your device to your computer and put it into recovery mode as follows: On an iPad with Face ID: Short press the volume up button.
• Click the "Restore" option when it appears.
• Wait for the restore to complete.

How to jailbreak your iOS 9 device using Pangu tool?

• Settings for iOS devices. Before jailbreaking, it is highly recommended that you make a full backup of your device using iTunes.
• Jailbreak your device using a tool in Windows. Once everything is set up, it's time to download and install the Pangu tool on your computer.
• Enjoy jailbreaking your iOS 9 device.

How to fix iOS 9?

To reboot iPhone/iPad using Touch ID: Press and hold the power button to open the power off slider. After that, drag the slider to reboot your iOS device. Once your device has rebooted, go to Settings > Cellular Data/Wi-Fi (or Access Control Center) and enable it.