$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.
Try to connect it to your computer with Blackberry Desktop Manager installed. It will probably not detect the device, but go through the steps for reloading the software. It might "jump start" it to a working state.