If none of the above steps work, there may be a corrupted system file within the UCAST environment. Go to > Storage & Reset > Factory Data Reset . Warning: This will wipe your saved apps and login info.
The patch usually modifies zebra/zebra_rib.c and ` ucast v461 fix
The request may also relate to several similar-sounding technical updates: If none of the above steps work, there
Corrupted firmware partition or incompatible cached settings from a previous Android Auto/CarPlay host device. The V461 chipset is sensitive to handshake timeouts and outdated protocol stacks. ucast v461 fix