$500 via Verizon e-gift card (sent w/in 8 wks). Activation of 4G LTE/5G phone on 5G Get More plan req’d. Device must remain active for 45 days. $500 charge back if service cancelled w/in 12 mos or eligibility req’s are no longer met. See vzw.com/bring-your-own-device for details.
Nothing needs to be done to the set-top boxes. Simply unplug the old router, then plug in the new router.
The only thing you may want to do is change the WiFi name and passphrase if you don't like the defaults. You will need to reconfigure your WiFi devices to use the new network and passphrase. Note that if you set the name and passphrase to the same as your old router, some devices may still need to have the WiFi connection removed and re-added to work.