Symantec Endpoint Encryption Full Disk 8.2.1 - Dell Latitude E6440 External keyboard slow and lags at Pre-Boot Authentication Screen while docked in Dell docking station

Products

• Endpoint Encryption

Issue/Introduction

Symantec Endpoint Encryption Full Disk 8.2.1 - Dell Latitude E6440 External keyboard slow and lags at Pre-Boot Authentication Screen while docked in Dell docking station. Works normally when not docked using built in laptop keyboard.

No errors.

Cause

Use of USB 3.0 port.

Resolution

1. Try plugging the keyboard into a USB 2.0 port if available

2. Disable USB 3.0 support in the BIOS

Applies To

SEE Full Disk 8.2.1 MP11, Dell Latitude E6440 docking in Dell E-Port or Dell E-Port Plus docking station.