Azure Multi-Factor Authentication : Import users from multiple domains(Forest Trust)

Here are a simple step by step guide and instruction how to import/synchronize users from forest/domain trust

• System deployment example

-          AD netbios 1 : th–ad02, Domain 1 : mfalab4.com

-          AD netbios 2 : th–ad03, Domain 2 : mfalab5.com

• Configuration of Forest/Domain trust

• Check if both domain trust are listed from Multi-Factor Authentication Directory Sync