SOLVED: Windows 10 Frozen and Lost Signal to External Monitors After Connecting USB-C Monitor

[Chaim C.G.]

I have an HP ZBook 15 G3 laptop with two external monitors: one connected via HDMI and the other also using HDMI but connected through a USB-C adapter.Yesterday, for some reason, both external monitors lost their signal. Today, I tried several solutions, including:Restarting the PC to a previous restore pointReinstalling the monitor driversInstalling HP Support Assistant and HP PC Hardware Diagnostics WindowsUpdating the BIOS versionYou can find some of these steps here: https://support.hp.com/us-en/document/ish_3045151-2737681-16None of these solutions worked… until I restarted the computer w

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