HOW TO SOLVE ANDROID STUDIO PROBLEM (UNABLE TO CONNECT TO ADB)

When you run your APP on android studio and it is showing unable to connect to ADB. Kindly follow this steps for a better improvement, an immediate on in fact. STEP 1: click this link https://dl.google.com/android/repository/platform-tools_r26.0.0-windows.zip to download the PLATFORM TOOLS STEP 2: Unzip the zip file STEP 3: goto SDK file location (e.g C:\Users\AppData\Local\Android\Sdk). it may be different in your PC. to be sure, open your android studio go to configure at the right button of the start screen. Click on SDK and copy the location

STEP 3: delete the platform-tools here then copy and paste the platform-tools folder you unzipped earlier. STEP 4: Close and reopen your android studio and then run your app.