USBOTGCheckermakesiteasytotestwhetheryourphoneiscompatiblewithUSBOTGdevices.OTGorOnTheGoUSBdevicesaredevicesthatcanbeusedontheUSBportofyourdeviceviaasuitableOTGUSBcable.USBOTGCheckerdoesnotallowyoutodothattesting.Itwillnotchangeyourdevice.FUNCTIONALITIES-checkthepresenceofUSBManager-checkthepresenceofandroid.hardware.usb.host.xml-findthelistofconnectedOTGUSBdevicesIFFOUNDTOBEINCOMPATIBLEwithUSBOTGdevices:Itisnotfatal.Youcanprobablystillmakeitwork.Dependingonthestepthatblocksinthetest,youcanlookontheinternetforyourphonemorespecifically.Butyouwillprobablyneedtorootyourdevice.Website:https://usb-otg.app