How to connect the MARS X to APP? Hollyland Tech December 25, 2020 10:05 Updated Find the Wi-Fi that begins with “HLD_” under your mobile device’s Wi-Fi setting. Connect to that Wi-Fi with the default Wi-Fi password or the password you changed to. Go back to the APP, and tap CONNECT on the MARS X device page. Related articles Hollyview APP Connection User Manual How to add my own LUTs to HollyView App? APP CONNECTION & CHANNEL SCAN & FAN How do i switch to another wireless frequency channel? Comments 0 comments Article is closed for comments.