Software downloaded, but error while installing, please help
Software downloaded iOS 15.1
but always showing error while installing
pl help
iPhone X, iOS 11
1.
How is the range of the mobile network?
See this Apple article: you see No Service or Searching on your iPhone or iPad
https://support.apple.com/en-us/HT201415
2.
Check the Wi-Fi network, you need strong Wi-Fi signal.
See this Apple article: If your iPhone, iPad, or iPod touch won’t connect to a Wi-Fi network
https://support.apple.com/en-us/HT204051
3.
Low Power Mode is On?
Charge the iPhone. Wait until the battery is fully charged (100%).
The Low Power Mode will turned off automatically.
Then you can perform the update.