How to clear the data and cache of the apps?
What are MTP mode and U mode?
How to clear all data on my phone?
What should I do when phone space is not enough?
What app data will "Clear data" delete?
How to check the available space of my phone?
Why does my phone automatically generate files?
Can I delete the bbklog or mtklog file?
Why is the number of available space not changed after I delete files on vivo phone?
Why can I not delete the files stored on phone storage?
What should I do if the storage is not enough after turning on the log switch?
Why is the actual use of space less than the official propaganda space?
Why does the bbklog or mtklog folder always appear on my phone?
Why are the date of some files on my vivo phone earlier than the date of production?