Installing Debian package did not work because of error

This parameter set requires WSMan, and no supported WSMan client library was found. WSMan is either not installed or unavailable for this system.

when running

Connect-ExchangeOnline -InlineCredential

Use docker instead:

docker run  \
  -v $HOME:$HOME \
  -v $HOME/.local/share/powershell/:/root/.local/share/powershell/  \
  -v $HOME/.cache/powershell/:/root/.cache/powershell/  \
  -it mcr.microsoft.com/azure-powershell pwsh

Install-Module -Name ExchangeOnlineManagement

Import-Module ExchangeOnlineManagement

$UserCredential = Get-Credential

Then input your credentials:

PS /> $UserCredential = Get-Credential
 
PowerShell credential request
Enter your credentials.
User: user@example.com
Password for user user@example.com: ****************

Connect to exchange:

Connect-ExchangeOnline -Credential $UserCredential

After it finished run

Get-Mailbox

to check if it is working.

• Docker 19.03.8
• Ubuntu 20.04.
• Powershell 7.1.3.-1

• https://github.com/PowerShell/PowerShell/issues/11159
• https://docs.microsoft.com/en-us/powershell/exchange/exchange-online-powershell-v2?view=exchange-ps#install-the-exo-v2-module
• https://docs.microsoft.com/en-us/powershell/exchange/connect-to-exchange-online-powershell?view=exchange-ps#connect-to-exchange-online-powershell-using-modern-authentication