Hold MENU, and select Dive Setup > Advanced Settings.

Double Tap to Scroll

Enables a double-tap on the dive computer to scroll through the dive data screens. If you notice accidental scrolling, you can use the Sensitivity option to adjust the responsiveness.

UP Key

Disables the UP button during dive activities to prevent inadvertent button presses.

Silent Diving

Disables all tones and vibrations for alerts during dive activities.

Heart Rate

Enables a heart rate monitor for dives. The Stored Strap Data option allows you to enable a chest heart rate monitor, such as the HRM-Pro™ series accessory, that stores heart rate data with the dive. You can view chest heart rate monitor data in the Garmin Dive™ app after you complete the dive.

Compass

Calibrates and set the north reference of the dive compass (Calibrating the Compass Manually).

No-Fly Time

Sets the no-fly countdown timer mode (No-Fly Time).

Satellites

Sets the satellite system to use for dive entry and exit locations for each dive mode (Satellite Settings).

Units

Sets the distance, depth, temperature, and tank pressure units of measure for diving.

Deco Lockout

Disables the decompression lockout feature. This feature prevents single-gas, multi-gas, and CCR dives for 24 hours if you violate a decompression ceiling for more than three minutes.

NOTE: You can still disable the decompression lockout feature after violating a decompression ceiling.