So, after connecting cable choose MTP or file transfer.

Some devices only supports adb in MTP protocol.

So, try to change it under usb configuration. some devices only supports wifi adb in charge only mode.Some times some devices disconnects adb if screen is locked.If any wifi related or tethering related options are enabled then disable it.

Check If networking options are enabled in developer mode.But when I do ' adb devices ' it shows the phone, but says offline. I'm almost positive that I have the correct drivers, etc installed because I had no problem rooting it/being recognized in fastboot. run adb shell setprop 4444 before adb tcpip 4444. I was trying to get S-OFF, but my phone is not being recognized as online in ADB.run kill adb-server and then start adb-server.That means there are some things to check. It can be found under about section of your device and port number is 4 digit number.ĭone it should be connected now. execute this command : adb connect IP of your device: port num Here 4444 is a port number which can be replaced with any 4 digit number.Ħ. WiFi adb is great tool to debug wirelessly. Even after running this loop infinitely it still disconnected. I tried to make a loop to keep alive the adb connection. I did try many possible solutions, changing adb drivers, wifi mode and etc. It was really strange that adb wifi was disconnecting and debugging via cable is way more unreliable as well as uncomfortable.I did research on internet too. Of course, I have tried, but the simulator seems to think so: my heart no waves even want to shut down restart point 。Ī moment later the little brother remembered for hitting this guy do to turn on developer mode? Then treated like a real machine as in its 'Settings> About Analog Devices> version' on the continuous click, and then a miracle happened, developer mode is turned on, this time to exit the setup menu you will see the developer options, go open usb debugging on OK, then you can do whatever. Then God is crazy to find a large online, there are said to be 'library / Android / sdk / platform-tools' directory server running Terminal kill, as well as fruit crooked brother said later on Stack Overflow and then start two simulator terminal command './adb -s NAME-OF-Emulator install file.apk' installation test apk. The last time with the Android emulator to test or use Eclipse, and then directly download a good fit api version set about the ram, memory size to start the installation test apk is OK, has been the real test after switching to AS, just think of yesterday up to play with AS simulator, the result of the day makes you a large head, according to Eclipse prior to actually play this guy so bad, Event Log always tips:Ĭlick 'Run app' see emulator-5554, the display is not connected to the simulator.

Android studio adb devices offline