how to run apk file in android

• First get the Android SDK and unzip it somewhere on your hard drive
• Add SDK_ROOT to your system varia开发者_Go百科bles pointing to /tools folder under the sdk
• Run the emulator
• Copy the apk file to /tools folder

i followed above this procedure but i didn't get result , what can i do ?

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Copying an apk to the tools folder accomplishes nothing, you need to install it on the real or emulated android device, using a command such as

adb install someappliction.apk