Regback was a great feature that helped many end users that had:
a) corruption of the operating system
b) corruption of the registry
c) corruption of the component store
d) failure to boot
etc.
Please use the feedback hub:
https://support.microsoft.com/en-us/windows/send-feedback-to-microsoft-with-the-feedback-hub-app-f59187f8-8739-22d6-ba93-f66612949332
These links may be useful:
https://www.tenforums.com/backup-restore/135985-enable-automatic-backs-up-system-registry.html
https://www.tenforums.com/tutorials/4588-system-restore-windows-10-a.html
https://www.tenforums.com/tutorials/61026-backup-restore-macrium-reflect.html
.
.
.
.
.
Please remember to vote and to mark the replies as answers if they help.
On the bottom of each post there is:
Propose as answer = answered the question
On the left side of each post there is /\ with a number: click = a helpful post
.
.
.
.
.