Just open the emulator and click on the three dots on the last of the toolbar line, the other page will open then go to setting, then there is the the option “USE DETECTED ABD LOCATION” just off that than the option will come click on that and select adb.exe the location of adb.exe is go to your main disk location example my main disk location is C:\ just select your own disk where your windows, mac, linus is installed,then go to users, then AppData, then Local, then Android then select sdk then platform-tool and select adb.exe then click ok