It worked. Great.
Samsung is giving poor support for such an expensive phone. Thankfully one can find good tips as this one.
Another reset without any new app. I begin to suspect that the problem it's not related with the apps.
Yes, I had once a problem with the SIM card. The phone was taking a couple of minutes to become available after turned on.
My device, the S2, reboots out of nothing even when left alone on the table. Updated to ICS, no changes. So, I performed a factory reset (which to...