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- HP Community
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- Desktop Software and How To Questions
- Product Key section and enter the first letter N , the syste...

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11-30-2022 02:09 PM
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11-30-2022 02:42 PM - edited 11-30-2022 02:44 PM
Hi:
I recommend that you get a magnifying glass and take another look at the product key.
It is very easy to make a mistake believing you are typing in the right character.
Below is a list of characters used and not used in Microsoft product keys:
Characters and numbers used:
2346789BCDFGHJKMPQRTVWXY
Characters and numbers not used:
015AEILNOSUZ
11-30-2022 02:42 PM - edited 11-30-2022 02:44 PM
Hi:
I recommend that you get a magnifying glass and take another look at the product key.
It is very easy to make a mistake believing you are typing in the right character.
Below is a list of characters used and not used in Microsoft product keys:
Characters and numbers used:
2346789BCDFGHJKMPQRTVWXY
Characters and numbers not used:
015AEILNOSUZ