Can you cancel the free character transfer after initiating it?

[Levíathan-aerie-peak (Levíathan)]

Unfortunately, no.

• You cannot cancel a migration in progress.
• Blizzard Customer Support cannot cancel a migration or speed up the migration process.

From:
https://us.forums.blizzard.com/en/wow/t/free-character-transfers-now-available-for-some-realms/743826