With the release of Windows 10, Microsoft put an end to the automatic registry backup process. Windows versions 1803, 1809, and 1903 do not include an automatic registry backup feature. So, if you want to regularly backup the registry to the RegBack folder, you will need to manually enable the registry backup feature in Windows 10.
The entire purpose of the feature removal was to reduce the overall disk space or storage footprint of the operating system. Although the RegBack folder in the registry is empty with no content and you can use the system restore point strategy, you can still force your PC to perform an automatic registry backup with the following method.
How to enable automatic registry backup on Windows 10 PC
Step 1: Press the W button.Windows key + R to open the file run box type Regedit in the box and press Log in to open the file Registry Editor.
Step 2: A Registry Editor window, go to the following path:
HKLMSystemCurrentControlSetControlSession ManagerConfiguration Manager
Right click on the empty panel on the right side of the window> New >Valore DWORD (32 bit).
Step 3: Name the file Valore DWORD like EnablePeriodicBackup and set the Valuable data like 1. Press ok per salvare I modified it.
After you finish editing Registry Editor, you can restart your system for the changes to take effect.