Like any IoT device connected to your Wi-Fi, updates help patch vulnerabilities.
When Apple releases a new version of iOS or Google updates Android, the "handshake" protocol for screen mirroring can change. A "UPD" file ensures the V461 can still talk to your new phone. ucast v461 upd
The screen is (480x272 or 800x480) – adequate for portable TV but not sharp for text. Viewing angles are narrow. Like any IoT device connected to your Wi-Fi,
: Contains information on over 47,500 products, including homeopathic remedies and products for pets like aquarium fish and small rodents. Public Access Veterinary Medicines Information website ucast v461 upd