Hello LukyRhyd
Welcome to Microsoft Community.
Hope you are doing great, I am aware of the present situation is that you are encountering issue of BitLocker Encryption with error code:0x8031005a.
With great effort of inquiry, BitLocker Encryption are beyond the supported scope of community, For the most appropriate community for posting your issue shall be Microsoft Learn, which it is a professional place consist of many technical experts or advanced users like you. You can post your question by clicking on the top right corner.
Moreover, you can also try to add more details when posting your question in Microsoft Learn community. For example
- Whether the current version of Windows is Home or Professional or Education. Different versions of Windows apply different features of BitLocker.
- Whether a new/compatible encryption mode is selected during the encrypting process.
- Whether the drive is fixed or removable.
Your patience and cooperation are highly appreciated.
Best regards,
Chandy |Microsoft Community Support Specialist