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