Refurbished laptop Windows Product Key - Microsoft Community

i bought refurb , it's got windows 7 preloaded on it. recovery partition gone , suspect have no legitimate way reinstall should ever need to. however, i'm looking community here give me legit pathway pursue should need ever arise. thus, i've got questions.

1. able access @ time (prior connecting machine internet) product key used install , activate. there way validate product key indirectly without using machine more necessary?

2. seem remember there page @ windows store might able so, want ensure method (and key) valid. there such webpage , if so, url?

3. there remain legit upgrade pathway windows 10 free?

thank time , efforts.

as part of refurbisher program authorised members required affix second (they must not remove original) coa label. predominantly brown in colour , has key used activate windows installation. required include windows dvd allow reinstall.

there no tool enter key , verify validity on line.

the windows 10 upgrade program ended july last year. unless using assistive technologies (where there may option) way upgrade buy license.

Windows / Windows 7