Sir..i have windows 10 pro 21h2,, it is activated with original microsoft key,,now i want to install windows 10 pro 22h2 in same computer,,, but,,should i have to purchase a product key or not?
No you do not need to. Check your key, probably it would be in the back of you laptop. If you are still afraid of then you can go with system reset or download windows upgrade assistant.
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Sir..i have windows 10 pro 21h2,, it is activated with original microsoft key,,now i want to install windows 10 pro 22h2 in same computer,,, but,,should i have to purchase a product key or not?
No you do not need to. Check your key, probably it would be in the back of you laptop. If you are still afraid of then you can go with system reset or download windows upgrade assistant.
After update 22h2 system restart and in starup show " undoing changes " i think 22h2 not support toy pc