Using an ipad as sidecar screen..
Can I use a family iPad Pro (that is signed into another appleID, [not mine, but a family members]) as a second monitor for a macbook pro that is signed into my appleID account?
iPad Pro 12.9-inch, 2nd Gen, Wi-Fi
Question marked as
Use your iPad as a second display for your Mac with Sidecar – Apple Support
Sidecar system requirements
Sidecar requires a compatible Mac using macOS Catalina or later and a compatible iPad using iPadOS 13 or later.
- MacBook Pro introduced in 2016 or later
- MacBook introduced in 2016 or later
- MacBook Air introduced in 2018 or later
- iMac introduced in 2017 or later, or iMac (Retina 5K, 27-inch, Late 2015)
- iMac Pro
- Mac mini introduced in 2018 or later
- Mac Pro introduced in 2019
- iPad Pro: all models
- iPad (6th generation) or newer
- iPad mini (5th generation) or newer
- iPad Air (3rd generation) or newer
Additional requirements
- Both devices must be signed in to iCloud with the same Apple ID using two-factor authentication.
- To use Sidecar wirelessly, both devices must be within 10 metres (30 feet) of each other and have Bluetooth, Wi-Fi and Handoff turned on. Also make sure the iPad is not sharing its mobile connectionand the Mac is not sharing its Internet connection.
- To use Sidecar via USB, make sure your iPad has been set to trust your Mac