Windows 10: Windows 10 digital licence reactivation

Hello to the community,I am about to buy a windows 10 pro licence and had a few questions. At my local BestBuy store, I can buy a boxed usb windows 10 pro version. I confirmed it comes with a usb key and a product key. If I buy this, do I need to preserve the product key? I have read on this windows central article that I can simply associate the product key to my MS account and never need it again. If I use a product key, does it convert into a digital licence? I am asking since this will be used to install windows 10 on an older computer. This leads me to my nex

:)

 

digital licence for windows

ok here goes :

reactivation of windows 10 after hardware changes doesnt work.





to add I had nothing but problems since upgrading for free my wifi adaptor failed so I had to purchase another. then my ethernet port failed. so was forced into probably purchasing a new mb next step up from the failed one ( possibly because of poxy windows
10 upgrade)

Also I thought when I upgraded so called "digital licence" to win 10 I no longer needed my windows 7 disc and key so binned it.

next step was to put old motherboard which is linked to digital licence. back in and reinstall correct version of windows to match my digital licence worked windows activated! ffixxed

now to change my motherboard back to the non faulty one..... and try to reactivate...…………..!!!

windows no longer activated.... and that the message in the window when trying to

 

digital licence for windows

Ok following your advice and my nose.

Windows activation

Signed in as admin via hotmail account. Troubleshooting

Tried to select upgraded hardware - motherboard as last one failed shortly after windows upgrade digital licence linked to my account win 10 pro.

Reactivate windows 10

Ive selected desktop listed checked box and clicked activate.

And ratger quickly next box appears.

Unable to activate windows.

Lear more goto store etc.

 

Digital licence reactivation

I have a computer running Windows 10 Pro Insider Preview activated with a Digital licence linked to my Microsoft account and I was wondering if I reinstalled Windows 10 Pro by erasing my HDD, will it activate automatically?