charging issue

I bought a T480s laptop about 3 weeks ago. Everything was working fine when I got it. First thing I did was try and update thunderbolt firmware on Windows. The port was appearing on Device Manager after downloading the thunderbolt controller software, but nothing showed up on the controller...

Hi, so from a few months I was having issue with charging in my Acer Nitro AN715-51 (bought in 2019, no warranty left). Laptop used to disconnect unless I keep the charger at a particular angle/force the charger through port. This went on for a few months where I used to change angles (it used...

the laptop is thinkpad l380 yoga, i bought it second hand and it slow down when plugged in. when i play tekken 7 on battery cpu goes upto 3ghz, but while charging it only goes 0.4ghz sometimes 1ghz but it still below cpu baseclock. is it need hardware change or can i do something with the...