HP EliteBook 745 G4
| Hardware | PCI/USB ID | Working? | 
|---|---|---|
| Bluetooth | Yes | |
| Webcam | Yes | |
| Ethernet | Untested | |
| Wi-Fi | Yes | |
| GPU (AMD) | Yes | |
| Touchpad | Yes | |
| Pointing stick | Yes | |
| Keyboard | Yes | |
| TPM | Yes | |
| Fingerprint reader | No | |
| SD-card reader | Yes | |
| Speakers | Yes | |
| Microphone | Yes | |
| Smartcard Reader | Yes | |
| 4G modem | Yes | |
| Dock | Yes | 
Function keys
| Key | Visible?1 | Marked?2 | Effect | 
|---|---|---|---|
| Fn+ESC | Yes | No | XF86AudioMicMute | 
| Fn+F1 | Yes3 | Yes | XF86Sleep | 
| Fn+F3 | No | Yes | Adjust keyboard backlight (HIGH->LOW->OFF) | 
| Fn+F4 | Yes | Yes | XF86Display | 
| Fn+F5 | Yes | Yes | XF86MonBrightnessDown | 
| Fn+F6 | Yes | Yes | XF86MonBrightnessUp | 
| Fn+F8 | Yes | Yes | XF86AudioLowerVolume | 
| Fn+F9 | Yes | Yes | XF86AudioRaiseVolume | 
| Fn+F10 | Yes | Yes | XF86AudioMicMute | 
| Fn+F12 | Yes | Yes | Num_Lock | 
- The key is visible to xevand similar tools
- The physical key has a symbol on it, which describes its function
- systemd-logind handles this by default
Smartcard Reader
Works perfectly with opensc . Read Smartcards for more info.
4G modem
Works fine, can be controlled via nmcli / nmtui or GNOME settings.
Tested with HP lt4132, but lt4120 and hs3210 should be supported too. (Check manual for more information)
See also
- Specifications: https://web.archive.org/web/20231008181526/https://support.hp.com/us-en/document/c05350207
- Product support page: https://support.hp.com/us-en/product/setup-user-guides/hp-elitebook-745-g4-notebook-pc/model/11084776
- Official service manual: http://h10032.www1.hp.com/ctg/Manual/c05366628.pdf
- Linux-hardware probes: https://linux-hardware.org/?probe=8a9290f8a1