[FIXED] HP EliteBook - Blank Screen on External Displays

Description

There is no picture on the external HDMI display when it is connected to the computer using an HDMI cable.

The new HP EliteBook laptops sometimes have issues acquiring HDCP handshake with external monitors. It is recommended to use AMD software for a HDCP bypass.

Scope

The information in this document applies to the following:

• HP EliteBook 645 14 inch G10 Notebook PC (75C13AV)

• HP EliteBook 645 14 inch G9 Notebook PC (4K018AV)

• HP EliteBook 655 15.6 inch G10 Notebook PC (75G71AV)

• HP EliteBook 655 15.6 inch G9 Notebook PC (4K063AV)

• HP EliteBook 835 G7 Notebook PC

• HP EliteBook 835 G8 Notebook PC (1W3K2AV)

• HP EliteBook 845 G7 Notebook PC

• HP EliteBook 845 G8 Notebook PC

• HP EliteBook 855 G7 Notebook PC

• HP EliteBook 855 G8 Notebook PC (1V3V2AV)

• HP ProBook 445 14 inch G10 Notebook PC (70Z74AV)

• HP ProBook 445 14 inch G9 Notebook PC

• HP ProBook 455 15.6 inch G10 Notebook PC (719G8AV)

• HP ProBook 455 15.6 inch G9 Notebook PC (4S0R4AV)

Resolution

To resolve this issue, disable High-bandwidth Digital Content Protection (HDCP) in AMD Software. Follow the instructions to disable the HDCP.

1. Open AMD Software.

2. Navigate to Gaming > Display > Display 2, (make sure the external display is selected which is Display 2 in this case). In the bottom right there will be an “Overrides” drop down.

   GAMING WINDOW

   

   3. Clicking on the “Overrides” dropdown you will be prompted for a EULA. Click Read & Accept the EULA.

   Display Overrides Window

   

   4. Click Proceed

   

   5. Click toggle button to disable HDCP support (Default is Enabled)

   HDCP Toggle Button With Default Enabled

   

   TOGGLE BUTTON SHOWN DISABLED

   

   6. Click Restart Now