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hw:lenovo_legion5 [2022/09/09 10:39] – niziakhw:lenovo_legion5 [2023/10/11 09:14] (current) – niziak
Line 28: Line 28:
   - ''Troubleshoot -> Advanced Options -> UEFI Firmware Settings''   - ''Troubleshoot -> Advanced Options -> UEFI Firmware Settings''
  
 +
 +===== nvidia =====
 +
 +To use 2 external monitors:
 +  - BIOS
 +    - select "Discrete graphics"
 +    - disable Secure Boot (to use nvidia modules)
 +  - Linux
 +    - ''sudo apt install nvidia-tesla-470-driver''
  
 ===== mt7921e ===== ===== mt7921e =====
Line 33: Line 42:
   * [[https://bbs.archlinux.org/viewtopic.php?id=273641|[Solved] Kernel 5.16.3 broke wifi mt7921e, can I do sth about it?]]   * [[https://bbs.archlinux.org/viewtopic.php?id=273641|[Solved] Kernel 5.16.3 broke wifi mt7921e, can I do sth about it?]]
   * [[https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git/commit/drivers/net/wireless/mediatek /mt76/mt7921?id=01f7da40917923bf9d8fd8d5c9a6ed646004e47c|mt76: mt7921: reset wfsys during hw probe]]   * [[https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git/commit/drivers/net/wireless/mediatek /mt76/mt7921?id=01f7da40917923bf9d8fd8d5c9a6ed646004e47c|mt76: mt7921: reset wfsys during hw probe]]
 +
 +==== WiFI disconnects ====
 +
 +Sometimes network connectivity is blocked. WiFi is connected but no connection to outside. Reconnects helps. Nothing in kernel log.
 +
 +<code>
 +04:00.0 Network controller: MEDIATEK Corp. MT7921 802.11ax PCI Express Wireless Network Adapter
 + Subsystem: Lenovo MT7921 802.11ax PCI Express Wireless Network Adapter
 + Flags: bus master, fast devsel, latency 0, IRQ 75, IOMMU group 12
 + Memory at fcf2000000 (64-bit, prefetchable) [size=1M]
 + Memory at fcf2100000 (64-bit, prefetchable) [size=16K]
 + Memory at fcf2104000 (64-bit, prefetchable) [size=4K]
 + Capabilities: <access denied>
 + Kernel driver in use: mt7921e
 + Kernel modules: mt7921e
 +</code>
  
 ===== sensors ===== ===== sensors =====