There are too many software downloaded and installed on the mobile phone and too many data caches, which may lead to insufficient storage space of the mobile phone, thus leading to slow operation of the mobile phone. If your OPPO phone has insufficient storage space, you can try the following methods to free up space:

1. Clean up the storage space of the mobile phone: you can clean up redundant files such as large files, videos, fuzzy similar pictures, useless installation packages, and infrequent applications.

(1) coloros11and above: enter "Settings >; (about this machine) > storage space > cleaning ",including photo cleaning, video cleaning, application uninstallation, application slimming, document cleaning, cloud migration and other operations, is simple and quick.

(2)ColorOS 7 and above systems: "mobile phone manager" APP > clean storage ",which can be used to clean photos, clean videos, uninstall applications, slim down applications, clean documents, and move to the cloud. It's simple and fast.

(3)ColorOS 7 and above systems: go to "file management" APP > clear storage/space > one-click cleaning (safe cleaning) to clear file data.

If the mobile phone has a login account, after cleaning, "Optimize album storage space" or "Optimize album storage space" will appear. Click "Go" to open "Automatic Photo/Album Synchronization > Optimize Storage Space", and store the original photos in the cloud. Only a small version of the mobile phone will be kept.

2. Transfer mobile phone files:

It is recommended that you regularly upload pictures, audio, video and other files from your mobile phone to the cloud disk for storage. OPPO mobile phone has cloud disk function, you can go to "Settings >"; Cloud service > login account > cloud disk. Click the "Add" button below to upload data.

3. Use external storage devices:

If the mobile phone supports an external memory card, some data can be saved to the SD card or transferred to other external devices such as computers for storage, so as to make room for the mobile phone.

Tips:

① Back up the WeChat chat record, you can open WeChat and enter "I >；; Settings > Chat > Backup and Migration of Chat Records > Migrate Chat Records to Another Device/Backup Chat Records to Computer ".

② When restoring the factory settings, it will be more thorough to choose "Clear all data completely" for cleaning, but important data must be backed up to the computer or cloud disk first.

③ If the above methods can't solve your problem, please back up your mobile phone data and bring your mobile phone, invoice and warranty card to the local OPPO official service center for testing.