Disable the SMB signing requirement

https://techcommunity.microsoft.com/t5/storage-at-microsoft/smb-signing-and-guest-authentication/ba-p/3846679

Single Independent PC:
Set-SmbClientConfiguration -RequireSecuritySignature $false


Domain-based group policy (on IT-managed fleets):

Locate the security policy applying this setting to your Windows devices (you can use GPRESULT /H on a client to generate a resultant set of policy report to show which group policy is requiring SMB signing.
In GPMC.MSC, change the 
Computer Configuration > Policies > Windows Settings > Security Settings> Local Policies > Security Options.
Set Microsoft network client: Digitally sign communications (always) to Disabled.
Apply the updated policy to Windows devices needing guest access over SMB.

Adobe – Winget

winget install –id=Adobe.Acrobat.Reader.64-bit -e

winget install –id=Adobe.Acrobat.Reader.32-bit -e

Exchange Retention Processing

Start-ManagedFolderAssistant -Identity -FullCrawl

Verify MFA Processing:
$MRMLogs = [xml] ((Export-MailboxDiagnosticLogs <user> -ExtendedProperties).mailboxlog) $MRMLogs.Properties.MailboxTable.Property | ? {$_.Name -like "*ELC*"}

Check MRM mailbox diagnostics
Export-MailboxDiagnosticLogs -ComponentName MRM

Examine mailbox folder statistics
Get-MailboxFolderStatistics <User> -FolderScope inbox -IncludeOldestAndNewestItems -IncludeAnalysis | select name, items*, oldes*, top*

Repeated tracert to text file

Batch file named: tracelog.bat

@echo off
echo Tracert at %date%, %time% >> tracertlog.txt
tracert 8.8.8.8 >> tracertlog.txt
tracelog.bat

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