Hello SARI ZAKARIA,
Thank you for posting in Q&A forum.
You can try the potential causes and possible methods in the following link.
Windows Credential Manager loses credentials after reboot
https://umatechnology.org/windows-credential-manager-loses-credentials-after-reboot/
If it does not work above, here is a similar thread with workaround for your references.
Windows Credentials deleting on shutdown / startup - after Win update 2004
I hope the information above is helpful.
If you have any questions or concerns, please feel free to let us know.
Best Regards,
Daisy Zhou
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