To avoid data loss, it is critical to back up your Android phone regularly. And backing up Android to PC is the safest because no matter what happens to your phone, whether the phone is water-damaged, bricked, crashed, factory reset or totally dead, you can still have backups on PC to restore your precious data (photos, contacts, etc.)
Other than moving files to PC with drag and drop, Fonedog Android Data Backup and Restore, an advanced backup software, is a better choice for you to backup Android phone to computer before factory reset, misdeletion, flashing a custom ROM or rooting your phone
Here is Fonedog with some steps:
Step 1. Run Android Data Backup and Restore on your computer.
Step 2. Plug your Android phone into the computer with USB cable.
Step 3. Choose a backup and click Start.
Step4. Backup completed.