1: There are too many programs running in the background, resulting in system load; It is suggested to quit unnecessary programs to make room for memory.
The operation is:
Double-click the home button on the home screen to bring up the task manager.
Pull up the unnecessary program interface with your finger to exit the program.
2. System version BUG problem.
It is recommended to restore the system to fix the BUG problem.
The operation is:
Step 1: Log on to Apple official website, download itunes software, and open it after installation.
Step 2: Connect the ipad2 to the computer with a data cable.
Step 3: In the summary interface, click "Restore ipad" and follow the instructions of itunes to restore the system version.