v1.8 Goodbye to Cleanospp.exe / MAS is now 100% naked

Changelog: 1.8

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Replaced cleanospp.exe with powershell script CleanOffice.ps1 Thanks to @ave9858 (Alex)
Fixed an issue where script may stuck in server port check
Script is updated as per @abbodi1406 KVA v49. Changes:
- Enhanced Office 15.0 C2R detection to differentiate Retail<>Volume products
- Added fallback if Office 16.0 C2R licenses integrator.exe failed, to install them the old way (using slmgr.vbs/ospp.vbs)

Fix WMI option is improved
Fix licensing option now will fix ClipSVC, Office vNext, SPP and OSPP licenses and SPP permissions in files and registry. Thanks to @ave9858 (Alex)

Script now supports default Win 7 RTM, WMF requirement is removed. Thanks to @ave9858 (Alex)

All C# code is changed to Powershell reflection code to avoid temp files and AV detections. Thanks to @ave9858 (Alex)
Keys are a bit obfuscated in scripts to reduce AV detections
irm https://massgrave.dev/get | iex code to launch MAS via Powershell will now create uniquely named/hash files on each run to reduce AV detections
A detailed page is added for Office C2R retail installers
Error messages and instructions are improved in all scripts
MAS legacy methods scripts are updated as well
We are now on Twitter and a Telegram group is created for MAS-related queries and activation issues

On Windows 8.1/10/11, right-click on the windows start menu and select PowerShell or Terminal (Not CMD).
Copy-paste the below code and press enter
irm https://massgrave.dev/get | iex
You will see the activation options, and follow onscreen instructions.
That's all.

To run the scripts in unattended mode, check here