Why activation can fail
The activation key may have been changed while it was being passed along. This often happens when the key is sent through:
Messengers
Email clients
Other tools that can reformat text, for example by adding line breaks or special characters
To avoid this, save the activation key directly to a file instead of copying it into a message.
Step 2. Save the activation key to a file
2. Click Copy to Clipboard to copy your activation key:
3. Paste the key into a new text file (.txt) and save it on your computer.
4. Move this file to a computer that has internet access, and use the saved key for manual activation.
Step 3. Activate the product on the offline computer
When manual activation succeeds, you get a license file. Use this file to activate the product on the computer that has no internet access: