Have you thought about how your backup plan or process would look like? This is something that you should plan or at least think about before rushing to restore a backup.
The steps below will provide you with an outline/template of things you should know how to do or at least know where to find them:
1. Know how to create a backup.
https://help.ithemes.com/hc/en-us/articles/210292518-Creating-a-Backup
2. Know how to automate backups.
https://help.ithemes.com/hc/en-us/sections/202132598-Scheduling
3. Know how to store backups.
https://help.ithemes.com/hc/en-us/sections/202131528-Remote-Destinations
4. Know how to find logging.
https://help.ithemes.com/hc/en-us/articles/360039148973-Recent-Actions
5. Know how to review logging.
https://help.ithemes.com/hc/en-us/articles/360038665134-Recent-Actions-Recent-Backups
https://help.ithemes.com/hc/en-us/articles/360039152213-Recent-Actions-Recent-Remote-Sends-File-Transfers
6. Know how to restore a backup.
https://help.ithemes.com/hc/en-us/sections/202084897-Restore-Migrate-Deploy
Here is a relatable story about the birth of BackupBuddy.
https://ithemes.com/blog/from-server-crashes-tacos-and-coffee-the-birth-of-backupbuddy/