PC will no longer boot after following interrupted upgrade/update instructions

[jeffjot]

What about the other steps in your solution? I hadn’t done any of them. Or did they not apply here

Deleted efi partition

Okay, this is going to be a little tricky… First, download a recent ISO of Manjaro and “burn” it to a USB stick or to a DVD (if you have a DVD drive). Next, boot up from that Manjaro ISO in live mode and use the Partition Manager to see whether your newly created EFI partition has the correct esp/boot flag set. Next, open up a terminal window and issue the following command… lsblk -o +UUID Write down or copy the UUID of the EFI partition. Now issue the following commands… …