I have images and log of the firmware update which I can provide if I have somewhere to contact. No success.Good to see that you don't check your own forum regarding issues which apparently affects a few users I have tried safe boot and maintenance boot. I have ofc tried reboot, made sure windows was up to date. PD CCG4 update timeout, please remove all devices from the dock and reboot computer to try again. I have also gotten a new monitor since last, and I have another laptop too now which I can test with.Decided to do a firmware update to see if that would fix it, some parts of this fails: PD Billboard update timeout, please remove all devices from the dock and reboot computer to try again. I first had issues with colours on the docking and I got a replacement (9 months after I contacted.) which solved that, now I'm experiencing ethernet problems and sometimes I don't find my monitor. (Note that the downloads differ from PC-to-PC.I'm writing here because the Official way of contact seems to fail and I hope to shine some light on my issue so that it may finally be solved. You should get the updates via the Lenovo Vantage application that comes on the PC, but you can also manually download them from the Lenovo website. And the firmware update requires that the Intel Thunderbolt IO Controller must be enabled in the system’s BIOS. The fixes consist of a driver update and a firmware update, which need to be installed in that order.
Intel Thunderbolt controller not visible in the OS/Device Manager.
All of the PCs are running a 64-bit version of Windows 10, Lenovo says.
The problem impacts a wide range of ThinkPad PCs, which apparently suffer from major issues related to their USB-C ports after 6 to 12 months of typical usage. In the wake of reports of major issues with the USB-C ports on many of its ThinkPad PCs, Lenovo has issued a set of fixes that it says solves the problem.
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