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We are using the OEM registration pages inside OOBE. Is it possible to do some basic data validation i.e. checking for a minimum number of characters, valid email etc. inside the screen and show an error message?
Hi，
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Hello there，
Based on my experience and research, this is not achievable.
It is recommended that you compare with the example to see what can be configured:
OEM registration pages
https://learn.microsoft.com/en-us/windows-hardware/customize/desktop/oem-registration-pages
Design your registration pages
https://learn.microsoft.com/en-us/windows-hardware/customize/desktop/design-registration-pages
Configure OOBE.xml
https://learn.microsoft.com/en-us/windows-hardware/customize/desktop/registration-pages-oobexml
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Hope above information can help you.
If the Answer is helpful, please click "Accept Answer" and upvote it.
Best Regards,
Samson Peng