https://www.googleforeducommunity.com/t5/Peer-Peer-Topics/Installation-time-attributes-lock-error/m-p/1806#M1448 <P>Have you verified that your recovery drive works on the same model of Chromebook?&nbsp; We had some issues like this and it turned out some of the USB drives didn't work well for recovery drives.&nbsp; The only other time we had the recovery drive fail was when there was a bad memory stick (that was a long time ago when we were actually able to replace the stick of memory)</P> Tue, 28 Nov 2023 15:49:58 GMT panderson 2023-11-28T15:49:58Z https://www.googleforeducommunity.com/t5/Peer-Peer-Topics/Installation-time-attributes-lock-error/m-p/1803#M1447 <P>Have a device that gives the following enrollment error: "the system failed to establish the device installation-time attributes lock."&nbsp; I can't powerwash it and I've tried recovery about 10 times with various flash drives and consistently run into "unexpected errors".&nbsp; &nbsp; Anyone have any ideas?</P><P>&nbsp;</P> Tue, 28 Nov 2023 15:42:45 GMT https://www.googleforeducommunity.com/t5/Peer-Peer-Topics/Installation-time-attributes-lock-error/m-p/1803#M1447 AStribling 2023-11-28T15:42:45Z https://www.googleforeducommunity.com/t5/Peer-Peer-Topics/Installation-time-attributes-lock-error/m-p/1806#M1448 <P>Have you verified that your recovery drive works on the same model of Chromebook?&nbsp; We had some issues like this and it turned out some of the USB drives didn't work well for recovery drives.&nbsp; The only other time we had the recovery drive fail was when there was a bad memory stick (that was a long time ago when we were actually able to replace the stick of memory)</P> Tue, 28 Nov 2023 15:49:58 GMT https://www.googleforeducommunity.com/t5/Peer-Peer-Topics/Installation-time-attributes-lock-error/m-p/1806#M1448 panderson 2023-11-28T15:49:58Z