Windows 11: Error code 2502 & 2503
Admin CMD icacls "%TEMP%" /grant *S-1-1-0:F /T icacls "C:\Windows\Temp" /grant *S-1-1-0:F /T
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2025 on Tumblr: Trends That Defined the Year

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Windows 11: Error code 2502 & 2503
Admin CMD icacls "%TEMP%" /grant *S-1-1-0:F /T icacls "C:\Windows\Temp" /grant *S-1-1-0:F /T
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Excel : la formule s’affiche et ne se calcule pas
First = Excel affiche des formules au lieu des résultats en raison du mode d’affichage actif. Utiliser le raccourci Ctrl+” (# ou 3 sur laptop) permet d’alterner entre l’affichage des formules et des résultats dans tout le classeur. Cette option se trouve également sous l’onglet Formules dans la section Options de calcul. Second = Formules > Options de calculSélectionne AutomatiquePuis appuie sur…
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Adobe: errors
Uninstall and reinstall Adobe Reader Restart computer
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7-Zip: add 7-zip to win11 context Menu entries
Windows Registry Editor Version 5.00 ; 7-Zip Windows 11 Context Menu entries via whitelisted id reuse example by AveYo ; Add to archive.. only single files (multiple would need a single instance redirect tool) [-HKEY_CURRENT_USER\SOFTWARE\Classes\*\shell\connectNetworkDrive] [HKEY_CURRENT_USER\SOFTWARE\Classes\*\shell\connectNetworkDrive] "MuiVerb"="@C:\\Program…
Powershell: Exchange - purge messages from mailbox 10mb sized and 2023 dated
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls -bor [Net.SecurityProtocolType]::Tls11 -bor [Net.SecurityProtocolType]::Tls12 $Mailbox = "[email protected]" $Query = 'kind:email AND size>=10485760 AND received>=01/01/2023 AND received<01/01/2024' $SearchName = '10MO2' Connect-IPPSSession New-ComplianceSearch -Name $SearchName -ExchangeLocation $Mailbox…
Exchange: Your archive mailbox is almost full
Get-OrganizationConfig | FL AutoExpandingArchiveEnabled Get-Mailbox <user mailbox> | FL AutoExpandingArchiveEnabled Activate autoexpanding : Enable-Mailbox <user mailbox> -AutoExpandingArchive
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Office: Setup error - Can't uninstall Office 16 Click-to-Run Extensibility Component (version 64 bits)
Download ODT https://www.microsoft.com/en-us/download/details.aspx?id=49117 and extract Create configuration.xml : <Configuration> <!-- Supprime TOUT ce qui est installé via Click-to-Run (toutes versions Office) --> <Remove All="TRUE" /> <!-- Force la suppression silencieuse --> <Display Level="None" AcceptEULA="TRUE" /> <!-- Nettoyage des produits restants (Project/Visio inclus) --> <Property…
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Powershell: Install .net framework 4.8
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls -bor [Net.SecurityProtocolType]::Tls11 -bor [Net.SecurityProtocolType]::Tls12 # Variables $dotNetUrl = "https://go.microsoft.com/fwlink/?linkid=2088631" # Lien officiel installateur hors ligne .NET 4.8 $tempInstaller = "$env:TEMP\ndp48-x86-x64-allos-enu.exe" Write-Host "Téléchargement de .NET Framework 4.8..."…
powershell: Inventaire Objets SQL Complet
#Install-Module -Name SqlServer -Scope AllUsers #Credential Windows from session # Paramètres $server = "DATASERVER4" # ex: "localhost\SQLEXPRESS" # Requête pour récupérer les bases utilisateur (hors système) $dbListQuery = @" SELECT name FROM sys.databases WHERE database_id > 4 AND state_desc = 'ONLINE' "@ # Obtenir la liste des bases $databases = Invoke-Sqlcmd -ServerInstance $server…
Powershell: Purge Logs free space disk
# Définir le chemin du répertoire à parcourir $directoryPath = "E:\logs" # Obtenir la lettre du lecteur du répertoire spécifié $driveLetter = (Get-Item -Path $directoryPath).PSDrive.Name # Fonction pour calculer le pourcentage d'espace libre function Get-FreeSpacePercent { param ($driveLetter) $disk = Get-PSDrive -Name $driveLetter return 100 - (($disk.used * 100)/($disk.used +…
Powershhel: Add an object (Property) to an array @()
Same value for all array : # add property FolderID to all objects with a value of Custom Value $CustomObjects | Add-Member -MemberType NoteProperty -Name FolderID -Value "Custom Value" Each Object differently : # loop through each custom object foreach ($object in $CustomObjects) { $object | Add-Member -MemberType NoteProperty -Name Email -Value "user.xyz$counter" $object | Add-Member…
WIN10: change last logged on user
In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Authentication\LogonUI LastLoggedOnDisplayName Enter the user’s full name, like Martin BOULE LastLoggedOnSAMUser Enter the username, like SHORTDOMAIN\m.boule LastLoggedOnUser Enter the username again, like SHORTDOMAIN\m.boule '-------------- 'Start of UAC workaround code If WScript.Arguments.length =0 Then Set objShell =…
ONEDRIVE: the link has not been made available to you
1.\ Connect to 365 Admin https://admin.microsoft.com/ 2. \ Connect to https://domain-my.sharepoint.com/personal/user_name_domain_com/_layouts/15/people.aspx?membershipGroupId=0 3.\ Share again
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Microsoft 365 Licensing Diagrams Matrix Maps
https://m365maps.com/
365-Error when (re)installing Microsoft Teams
Download the .exe installer.. If you have downloaded this file previously confirm you have the latest version by comparing the properties on each file. Download the MSIX:click here-> MSIX x86click here-> MSIX x64click here-> ARM64 Open the Command Prompt as an Admin. & "C:\Apps\teamsbootstrapper.exe" -p -o "C:\Apps\MSTeams-x64.msix"
Add on-prem AD Groups on Sharepoint
Add Security group to Entra Set Dynamic User Paste the query in syntax : user.memberof -any (group.objectId -in ['<object id of AD Group>'])
SHAREPOINT: Add-PnPFile: format-default : The collection has not been initialized. It has not been requested or the request has not been executed. It may need to be explicitly requested.
Instead of: Try { Add-PnPFile -Path $LogFile -Folder $SharePointOnlineLogPath } it became Try { $Upload = Add-PnpFile -Path $LogFile -Folder $SharePointOnlineLogPath }