Reinstalling JSA from Media
You can reinstall JSA products from media such as the ISO file or a USB flash drive.
Back up your data.
On a Unified Extensible Firmware Interface (UEFI) system, remove the Grand Unified Bootloader (GRUB) entries for the existing JSA installation from the UEFI boot loader before you reinstall JSA.
At boot time, press F1 to enter System Configuration and Boot Management.
Select Boot Manager.
Select Delete Boot Option.
Check grub, then select Commit Changes and Exit.
- At boot time, press F12 to enter Boot Devices Manager.
- Select your installation media from the list.
- At the prompt, type