Microsoft today pushed cumulative updates KB4073290, KB4057144 and KB4057142 to Windows 10 versions 1709, 1703, and 1607. All these security updates fix the Unbootable state for AMD devices in Windows 10. There are more fixes in the updates KB4057144 and KB4057142. You can read more about these updates here.
While these updates will be available via Windows update automatically on your PCs, you can download them and update your PC manually too. We are providing direct download links for these updates below.
KB4073290 (Build 16299.194):
KB4057144 (Build 15063.877):
KB4057142 (Build 14393.2034):