Is this a malware problem - Microsoft Community

window , upgrade on settings in windows 10. after downloading , installing on hp stream #7. got message "boot image not authenticated. can not open tablet.

***post moved moderator appropriate forum category.***

see if answer in following thread helps:

https://h30434.www3.hp.com/t5/notebook-operating-system-and-recovery/selected-boot-image-did-not-authenticate/td-p/2572099

Windows / Windows 10 / Power on or off a device / PC