1, open "Settings" of mobile phone, drop down to find GM, and open GM.
2. Find the "Storage Space and iCloud Usage" button.
3. Find "Manage Storage Space" here.
4. Here, we can check how much memory is available in the mobile phone and how much memory is occupied by each application, so that our team can understand the memory usage of their mobile phone more intuitively. Unused programs can be deleted directly.
5. There are two ways to delete unused programs: First, click Apply directly in the storage space in the above step, and the following figure appears to delete the application option, and click it directly;
Second, return to the interface, press and hold the program for three seconds, and a small X will appear in the upper left corner of the program and shake it. Just click the small X..
6. After knowing the memory of your mobile phone, you can clear the memory for the program, enter the program you want to choose, and find options similar to accounts in the program, such as Baidu, the mobile phone in the lower right corner.
Enter the drop-down box to find the "Settings" option, and click Enter.
7. After entering, drop down and find the cleaning cache. Other applications have similar functions, namely, three steps: account selection, setting and cache cleaning.