Block Personal devices to acces to Desktop apps like teams, Onedrive etc and how to troubleshooting the issue.

You can use Conditional Access to block users based on location, IP address, and more, but now we will talk about blocking access for users who are using personal devices 1. Navigate to Entra ID -> Protection -> Conditional Access and create a new policy. 2- Create new policy 3- Name your policy Assign your policy to a user/group or to all users. If you assign the policy to all users, be sure to exclude the break-glass account. It's essential to always have a break-glass account in place. In case of an error, you could accidentally lock out all users, so make sure these accounts remain unaffected. 4- In the Target resources select All resources (formerly 'All cloud apps') 5- In the conditions: Device platforms: select which devices you want the policy to apply to. In my case i will select windows and MacOS Client apps: check all boxes except Browser, which will block everything except the browser. Here’s the magic: In the Filter for devices, you can ...