- Notes, cautions, and warnings
- Working on your computer
- Removing and installing components
- Recommended tools
- Screw size list
- Subscriber Identification Module (SIM) card
- Base cover
- Battery
- PCIe Solid State Drive (SSD)
- M2. SATA Solid State Drive (SSD)
- Speaker
- Coin-cell battery
- WWAN card
- WLAN card
- Memory modules
- Heat sink
- Power connector port
- LED board
- Smart card module
- Touchpad
- Display Assembly
- Display hinge cap
- System board
- Keyboard assembly
- Keyboard lattice and Keyboard
- Palm rest
- Technology and components
- System specifications
- System specifications
- Processor specifications
- Memory specifications
- Video specifications
- Audio specifications
- Battery specifications
- AC adapter specifications
- Touchpad specifications
- Port and connector specifications
- Communication specifications
- Camera specifications
- Display
- Dimensions and Weight
- Environmental specifications
- System setup
- Software
- Troubleshooting
- Contacting Dell
Dell Latitude 7390 Owner's Manual
Serial IO driver
Verify if the drivers for Touchpad, and Portable Device are installed.
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