Thanks! :-)
The thing is that though I am quite good at fiddling with all kinds of software and the usual computer problems, the BIOS is a bit terra incognita for me - 'there be dragons'... ;-) And...

Acer Aspire 5750 with originally Win7 Home Premium 64 bits - Intel i5 2.30 GHz - 4GB RAM

The BIOs thing is a bridge too far for me, I'm afraid... and I'm not sure if it will solve the problem permanently anyway. Browsing for other solutions I bumped into the Microsoft ACPI thingy and...

Just realized someone had a solution - so I tried the Acer update site > nothing remotely close... In fact, no updates... Will have a look around...

Just an update on this... since the last time I was here, the num lock on the initial login screen and the battery icon are having a ball on a merry go round, I think... :rolleyes: I have either one...

After restart too... it seems to have found its way...;)

But I found another glitch... Normally it should be a new post but it affects the power icon too - so I'll just go on here...
The num lock...

Good morning :-)

Well, that is indeed more or less what happened... Bit confusing, really... ;-)
Now, this morning, the icon is there - even on the lock screen this time... Wonder if it will stay...

Yep! That was exactly my reaction! :D

Then I waited till the battery was full and unplugged the cable. The icon stayed. I rebooted and it was gone again... I'll see tomorrow what happens when the...

Well, that's funny!... :D Suddenly the battery icon came up, hours after installation and trying out things... Is Win10 a self learning miracle worker? Or maybe it only comes up when it gets...

Just installed the upgrade... Up to now this seems to be the only glitch... The above didn't help...
Any more ideas? :)

Grts
Nil