1, drive C is full and there is still a little room.
2. Open 360 Security Guard and click to enter the function encyclopedia.
3. After entering the functional encyclopedia, search the system disk to slim down.
4. After slimming into the system disk, you can see that a system hibernates and takes up a lot of memory.
5. Click to lose weight now.
6. Open the file browser after slimming down, and you can see that drive C has released a lot of space.