ERROR:'keytool' is not recognized as an internal or external command, operable program or batch file

Question

Check that the directory the keytool executable is in is on your %PATH% environment variable.

For example, on my Windows 7 machine, it is in C:\Program Files (x86)\Java\jre6\bin, and my %PATH% variable looks like C:\Program Files (x86)\Common Files\Oracle\Java\javapath;C:\Program Files (x86)\Java\jre6\bin;C:\WINDOWS\System32\WindowsPowerShell\v1.0\ (and many other entries)

This worked for me !! :

Go to this path or where ever you have your keytool.exe file

C:\Program Files\Java\jre7\bin

Hold shift and right click -> then press Open command window here

terminal will pop up, paste this in:

keytool -list -v -keystore "C:\Users\"Your-User-Name(no quotes)"\.android\debug.keystore" -alias androiddebugkey -storepass android -keypass android

gives you both MD5 and SHA1

Found it.

GO TO:

my computer->rightClick->properties->Advanced system settings->environment variables->find path in system variables->dbl click-> paste the "C:\Program Files\Java\jdk1.6.0_16\bin"->OK

GO TO:

cmd -> keytool -list -alias androiddebugkey -keystore "C:\Users\meee\.android\debug.keystore" -storepass android -keypass android

1. Go to My computer -> right click -> system properties -> environmental variables -> Path -> add you jdk/bin to this path

   C:\Program Files\Java\jdk1.8.0_211\bin
   

*if this not work then

2. In cmd set the path by using the below command

   set PATH=C:\Program Files\Java\jdk1.8.0_211\bin
   

now the path is set now you can use the keytool

So if you have the following structure now:

 C:\Program Files\Java\jre6\bin\
                                keytool.exe
                                debug.keystore

then execute:

C:\Program Files\Java\jre6\bin>keytool -list -alias androiddebugkey -keystore debug.keystore -storepass android -keypass android 

On windows 8, go to C:\Program Files\Java\jre7\bin and in the address bar, type "cmd" without the quotes. This will launch the terminal. Then type in string as describe here.