Answer:
yho
Explanation:
hayi no ntwana.... lala boy
That is encryption. Encrypted files usually have a password assigned. In order to decrypt the file, you need to have the password.
Answer: I reduces the size
Explanation: cropped areas of pictures are saved by default, which adds to the file size. If your using PowerPoint then it can reduce the file size by compressing pictures, like lowering their resolution, and deleting cropped areas.
The only way is if you have backed up everything! Computers are amazing but they don't know that you need to back up your info. You should back up everything regularly!
Hope this helped and have a nice day!
