Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Try following -
- Disable Antivirus and Firewall and any other security software.
- Use Easy Fix tool to remove any previous version or previous leftover of installations.
Easy Fix - https://support.office.com/en-us/article/Uninst...
- You can also try to install in safe mode with networking