not work

Use the latest from below (#7)

Via ADB

(lines starting with # are comments)

Code: #mount the /system partition as writeable adb remount #backup the old Talk app adb shell mv /system/app/Talk.apk /system/app/Talk.apk1 #uninstall the old gtalk, I think it clears the related cached bytecode too. adb uninstall com.google.android.talk #copy the two new files adb push libtalk_jni.so /system/lib/ adb push Talk2.apk /system/app Via a flashable update. Choose one. (These sometimes require wifi)

Make sure you backup Talk.apk just in case.

CM7 , works for most, some report an error.

Alternate1 , this version simply copies the two system files, no mounting. (via puertoblack2003)

Alternate2 , uses busybox to mount/unmount /system. This is an unsigned zip. (via abhi0n0nakul)

Alternate3: This full google apps pack from 20110503 includes it. Using a root capable file management app like root explorer

Installing using Root Explorer (via I2asta)

always make A/V calls over cellular data