https://support.garmin.com/en-PH/?faq=LkSnvvgClT4EaiSNBx5Ld6
Transfer user data from HomePort to a GPSMAP 76C, 76CS, 76Cx, or 76CSx marine handheld | Garmin...
Garmin Philippines Support Center is where you will find answers to frequently asked questions and resources to help with all of your Garmin products.
https://www.garmin.com/es-MX/p/11151/
GPSMAP 76Cx Quick Reference Guide (English)
quick reference guidegpsmapenglish