Ubuntu – Enable Sync to VBlank on LXDE with Intel Video Card

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How can I enable Sync To VBlank in LXDE? My video card is Intel, and I'm having screen tearing.

Best Answer

  • Edit your /etc/X11/xorg.conf.d/20-intel.conf

    Section "Device"
       Identifier  "Intel Graphics"
       Driver      "intel"
       Option      "AccelMethod"  "sna"
    Option         "TearFree" "true"
    EndSection
    

    Edit your /etc/default/grub

    On the line with GRUB_CMDLINE_LINUX_DEFAULT

    i915.i915_enable_rc6=1 i915.semaphores=1 pcie_aspm=force