The two most recently launched versions, iOS 10.2 and iOS 11.2 can't be installed easily on some iPhone, iPad or iPod models, who have encountered this iOS 15 update problem. I've collected several methods below that can fix the iOS 15 update problem and make your device to be installed with latest version.
iOS 15 Issue: iPhone Touchscreen Problems
There are a few things you can do if your iPhone, iPad or iPod touchscreen becomes laggy, slow to respond or unresponsive. One method is to clean your screen with a soft cloth. Another is to restart your iOS device; press and hold down the on/off button, then drag the slide to power off and turn it back on after a few seconds. You can also reset your device by holding down the power button and home button (volume down and power button for iPhone 7/iPhone 7 Plus) at the same time for about 10 seconds. If these tips don't solve your problem, try restoring your device via iTunes.
iOS 15 Problem: iPhone Touch ID Not Working
Sometimes, when you unlock your iPhone or pay a bill at the App Store or some other shopping websites with Touch ID, it will be unresponsive, or not working. To solve it, go to Settings on > Tap on Touch ID & Passcode > Enter your Passcode or Password > Turn off iTunes & App Store > Press the Home button and reboot your iPhone or iPad > Then go to Settings and turn on iTunes & App Store in Touch ID & Passcode.
iOS 15 Problem: iMessage Not Working
When you install iOS 15, sometimes some apps’ bugs will be present and iMessage is one of them. The most common problems are that iMessage can’t be delivered, the activation screen won’t go away, an error occurred during iMessage activation and Messages app keeps crashing. But we have some solutions for you.
iOS 15 Problem: App Store is Down
Many users have reported problems with the App Store on their iPhones, iPads, and other iOS devices after updating to iOS 15. The most common issues are being unable to connect to the App Store or experiencing a problem with a specific app. Here are some tips for troubleshooting these problems:
iOS 15 Problem: App Not Downloading
Besides App Store being down, we often face problems with apps not downloading or updating. To fix them, restart your device and try the download again. It should work. If your download or upgrade is still stuck, rapidly tap Update before the Open symbol appears.
iOS 15 Problem: iPhone Data Lost after Updating
Every time iOS upgrades, some users report that their photos, music and other data is lost. So every time iOS upgrades we always recommend users back up their devices before upgrading, either by using iTunes, iCloud or some third party software. If your data has been lost and you haven't backed up your device, don't worry – PhoneRescue has got you covered.
iOS 15 Problem: Siri Not Available
Siri is blending into our lives. We can use the voice command “Hey Siri” to find what we want to eat, where we want to go and how. However, there is a possibility that Siri may not work after iOS 15 upgrading. How do we fix this?
iOS 15 Problem: Safari Breaking Down
Many iOS users like me prefer Safari as their favorite web browser. However, sometimes it breaks down after iOS 15 updating. Here are some tips to fix the problem. Please check your network connection first and restart Safari or the device. If that doesn't help, try resetting network settings and cleaning up junk files with PhoneClean to speed up Safari performance.
iOS 15 Issue: iPhone iPad Activation Failed
For many iOS users, Safari may be their favorite web browser. Occasionally, however, Safari will break down after an iOS update. There are several steps you can take to fix this problem: check your network connection; restart Safari or your device; reset your network settings; clean out junk files in Safari with an app like PhoneClean .
iOS 15 Issue: iPhone iPad Reboot Loop Proble
1. Make sure the lighting port of your device is clean. 2. Try changing a different charging cable, charging block and battery to see if that fixes the problem. 3. Restart or force restart your device by pressing and holding both the Sleep/Wake button and Home button for about 10 seconds until you see the Apple logo on the screen. 4. Reset All Settings by going to Settings > General > Reset > Reset All Settings. This will not remove any data from your device, it just resets all settings to their factory defaults.
iOS 15 Issue: Various iTunes Errors
When we upgrade to iOS 15 with iTunes, there occasionally occur some error messages, such as iTunes error 9/14/54…To fix these iTunes unknown errors, you can try these tips:
1. Check USB cable.
2. Update iTunes to the latest version.
iOS 15 Issue: iPhone Won’t Turn On
If your iPhone iPad won't power on after upgrading to iOS 15, try these steps in order.