Mobile signal drops to zero in the deep gorges of Wadi Shab, Wadi Bani Khalid, and most popular Omani wadis regardless of which eSIM or local SIM you use. Rock walls block signal on every carrier. Before you hike in, download offline maps, save your parking pin in Google Maps, screenshot trail directions, and tell someone at your hotel where you're going. The pools and scenery are worth the disconnection.
