Edit /etc/X11/xorg.conf.d/20-intel.conf
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$ vim /etc/X11/xorg.conf.d/20-intel.conf
Set the tear free option:
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Section "OutputClass"
Identifier "Intel Graphics"
MatchDriver "i915"
Driver "intel"
Option "TearFree" "true" # This line does the trick
EndSection
Reference: https://wiki.archlinux.org/index.php/Intel_graphics