Unlike older SYNC systems, SYNC 4 supports updates, meaning you often don’t need a USB drive. However, if OTA fails or you prefer manual control, USB is the backup method.
A: Typically 15 to 25 minutes. Some larger updates (like a full map database) can take up to 45 minutes. ford sync 4 update download
A: Yes. All software updates for Sync 4 are free. Do not pay a third-party website for a file. over-the-air (OTA) Unlike older SYNC systems, SYNC 4