@Philbert what could it be then. Step 1: connected directly to the modem and outside my internal network (Has effect). step 2: restarted the laptop twice (No effect). step 3: tried various browsers...

I've been having trouble lately that I can't visit a website with OpenGL on a regular basis. sometimes it helps if I reset the DecoX20 (Power off and power on again after 15 sec) but not always. If I...