To re-enable a device that you accidentally disabled, you can follow these steps:
- Sign in to the Azure portal: Go to the Azure portal.
- Access Microsoft Entra ID: Select Microsoft Entra ID > Devices.
- Find the disabled device: Search for the device in the disabled devices list by user name or device name.
- Enable the device: Select the device and then click on Enable.
If the device was deleted in Microsoft Entra ID, you will need to re-register it:
- Go to Settings > Accounts > Access Work or School on the device.
- Select the account and choose Disconnect.
- Click on Connect and register the device again by going through the sign-in process.
Regarding the number of devices you can have on your Microsoft account for Microsoft 365, typically, you can install Microsoft 365 Apps on up to 5 devices with a single license. To manage users on your subscription, you can do the following:
- Sign in to the Microsoft 365 Admin Center.
- Go to Users > Active users to see the list of users.
- From there, you can add or remove users and manage their licenses.
Make sure to check the licensing details to ensure you have enough licenses for all users you want to add.
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