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Now, WeTest only supports mobile Apps testing. However, the capability of testing mobile web is in our future plan.
There are several reasons why test runs can fail on WeTest Cloud. The first and the most typical case is that there is something wrong with the application or script, you can view our official sample on Github.
In Public Cloud, setting a Google account on the device are not allowed. However, you can use a Google API/Service to log in an App with your own account.