Environment details:
Personal Computer: Dell OptiPlex-5090
Operating System: Ubuntu 20.04
On my computer I got OptiPlex firmware
update in official Ubuntu Software
app, after updating it, I received a notification to restart my computer.
After restarting computer, I see Dell-logo and Flash progress, the firmware update progress remained at 0% for a long time.
If I power-off computer by long pressing power button and turns on computer, computer starts without firmware update, and I see update for firmware again in my Ubuntu Software
app