When installing the software on the Android phone, he said to let me make room for the phone.

This is because your mobile phone is full of memory. You need to clean up the mobile phone garbage or uninstall some uncommon software.

After long-term use of the mobile phone, the memory space of the mobile phone will be insufficient. At this time, it is necessary to clean the phone and release the memory. If the memory space of the SD card is insufficient, you need to clean up the packages that are not commonly used in the SD card, or pictures, videos, music, etc. If necessary, a larger SD card needs to be replaced. Pull down the hidden page on your phone and you will see one-click cleaning. Click Clean to close all currently running programs, which will release the memory space occupied by some programs. Click Program Management to enter the system optimization page, and you can directly clean up the memory with one click; You can also click Run to close unused programs in the running program and free up some space; You can also click on the cache file to enter the cache file page, click on Clean all the cache files of all programs in the upper right corner to clean them up, or directly click Clean behind the program you want to clean to clean the cache files separately; Click the phone's settings button to enter the settings page, click General after entering the settings page, click Application after entering the general page, click Installed after entering the application page, enter the installed page, see all installed programs, click the programs to be cleaned, then see the program information, click Clear Data, clear the cache and clear the phone memory.