| Activate Windows by phone
Just four steps, and you're done...
| Step 1: | | | Step 2: | Call a number below to speak with a customer service representative: | | Toll-free number: | | | | Toll number: | |
| | Step 3: | Provide the customer service representative with the following installation ID:
| | | | | (Click Change product key only if requested to do so by the customer service representative) |
| | Step 4: | Type the confirmation ID that the customer service representative gave you: |
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Challenge of Reverse Engnginieering
