Cannot enable Gradle's offline mode on Android Studio 3.6

Solution 1:

From the Android Studio 3.6 new features blog post:

New location to toggle Gradle's offline mode To enable or disable Gradle's offline mode, first select View > Tool Windows > Gradle from the menu bar. Then, near the top of the Gradle window, click Toggle Offline Mode Gradle offline button in the Gradle panel..

Here is the link -- hope that helps!

Solution 2:

To enable or disable Gradle's offline mode, select View > Tool Windows > Gradle from the menu bar and near the top of the Gradle window, click Toggle Offline Mode

Solution 3:

To clarify it. In your Android Studio...

View > Tool Windows > Gradle

And then this...

And this...