Official download address
https://downloads.bluebeam.com/software/downloads/20.3.20/BbRevu20.3.20.exe
Activation and installation steps:
1. Install after downloading then Select language .
2. Paste the serial number and product key you purchased, then click “Register”.
If a pop-up window with an error appears, please click OK and then continue clicking Register.
If the activation window does not appear, please open the activation window manually.
3. Select “Manually authorize” and then click “Continue”.
4. After that, you will get a security ID , copy it to me and I will send you the authorization code . Then click on "Authorize".
If a pop-up window with an error appears, please click OK and then continue clicking Authorize.
Congratulations, activation has been completed successfully. You can click here to see the activation status.