Device card upgrades on sliding screen
Many iOS 9 users in the upgrade card in the "Sliding Upgrade" interface, and then the screen is completely unresponsive or even panic. Apple has now acknowledged the existence of the bug and has given its users official advice:
Method One: If you have upgraded to iOS 9:
1, the device through the USB connection to the computer, and open itunes;
2, in the device connection state, while holding down the home/power button, until the reboot and then prompted to connect itunes;
3, when itunes asked whether the update, choose to update;
4, after the completion of the restoration, follow the instructions on the screen to set up a good equipment;
Method Two: If you have already upgraded to iOS 9.0.1:
1, to set up, general, reset, erase all the contents of the device and set options;
2, restore equipment to a new state;
3. When prompted to recover from the backup, through icloud or itunes follow the steps;
Wi-Fi does not connect, is disconnected automatically, or slows down
If you encounter the above problems after the upgrade, you can try several ways:
1, while holding down the home/power button for 10 seconds, the device will be restarted, usually solve most of the problems;
2, to the Wi-Fi connection settings to choose to ignore this network, and then reconnect;
3. Reset all network settings to the set and general purpose;
4, in the privacy settings, location, system services to disable wireless network services and then open;
5, check whether the router set up a MAC address filtering, and then turn off the function;
Touch screen unresponsive
Users respond to the iphone or ipad touch screen occasionally unresponsive or unresponsive, then try the following methods:
1, if the card is in the application interface, then try to shut down and restart;
2, at the same time press and hold home/power button 10 seconds, the device restart;
3, if the problem appears on a specific app, then go to the App Store to update to the latest version, or reinstall after unloading;
Some apps can't use cellular data
A large number of users reflect the failure of the cellular data, especially if they are not working properly under some applications. The workaround can restore the settings in addition to restarting or uninstalling the application. If it is not yet valid, you can only restore all content settings attempts.
This is the same as Wi-Fi issues, each update will be met, there is still no clear reason to determine the cause of this problem.
First make sure the pairing process is correct, then reboot the machine, and then try again after you turn off Bluetooth in the settings. Or check if the number of Bluetooth device connections has reached the upper limit, and finally check that the Bluetooth device firmware is upgraded to the latest version.
IMessage or FaceTime cannot be activated
Some users are having trouble activating imessage or FaceTime after upgrading iOS 9, and will also eject an error message.
1. First, verify that your Apple ID is correctly set up imessage and FaceTime. Whether the e-mail is set correctly, whether the phone number is in the list, and so on.
2, for IMessage, open settings, information, iMessage, check whether the Apple ID is your e-mail, and the phone number is valid.
3, the above information is OK, try to reopen the service, in the settings, imessage it off, wait for a moment and then reopen.
4, if still not good then try to recharge the network settings, in the settings, general, restore, select Restore network Settings.
5, if there is a password, then before the restore need to enter a password to confirm, after completion of the link to Wi-Fi and then check whether FaceTime normal work.
Notice no sound or Siri does not work
There are sometimes problems when a user has a simultaneous sound after an upgrade, and some messages are not prompted at all, but sometimes it works and sometimes it doesn't.
First check the volume size, and whether it is muted, and then set the reset after setting; If Siri does not have a sound, you can select the default language in the settings and then make sure that the mute state is turned off.
Ability to continue to be poor
After you reboot the device, check to see if it was caused by a particular application and then uninstall it, or enable the iOS 9 system's Low-power mode, and adjust the icloud backup option, and finally try to restore the system settings.
Spotlight search for contacts not found
In the settings, select Spotlight to add contact options, and then remove hidden contact groups from the contacts. If not, turn everything off in spotlight, and then reboot the device and set up the contacts you want to search for
