No.
Use KMTTG to backup your OnePasses, Thumbs and Channels.
Then Restore after the Upgrade.
-KP
Use KMTTG to backup your OnePasses, Thumbs and Channels.
Then Restore after the Upgrade.
-KP
I recently reverted from TE4 to TE3 and did not have to re-pair the (Comcast) card.Note that if you are on cable and you require card pairing, this will likely need to be redone.