I find it extra annoying because my phone is so old I can ' t upgrade past Android 2 . 2 . 1 getting a new one next month , finally , and the facebook messenger app is not compatible . When I use the regular fb app it tells me to install messenger . Now my browser is so outdated I can ' t log in to the mobile site , so I basically can ' t use fb on my phone . <| sep |> Mind Blown <| sep |> Unless you have criminal convictions , past overstay problems marked in your passport , or other similar problems , you should be able to enter without a visa . I forget whether it ' s called a landing visa or visaless entry or what . Also , please don ' t think you can smuggle any drugs over the border . You do NOT want to risk it . Mentioning just because of the 420 in your username and Cambodia ' s reputation as a drugtourism haven .