1. When the barley box is out of memory, you can uninstall some uncommon software to clean up the memory.
2. Usually, when using barley boxes, some cleaning software will be used to clean up the system cache garbage from time to time.
3. Directly restore the factory settings or brush the machine, and then reinstall the software.
4. After gaining permission through root, move some applications to an external SD card for memory slimming.