diff --git a/docs/DellLatitude7490.txt b/docs/DellLatitude7490.txt
index db4a076..2b67c63 100644
--- a/docs/DellLatitude7490.txt
+++ b/docs/DellLatitude7490.txt
@@ -7,27 +7,4 @@ Graphics
 The kernel crashes frequently with graphical glitches. Add the following
 to the kernel command line to prevent this:
 
-    i915.enable_psr=0
-
-
-Crashes when locking or sleeping
---------------------------------
-
-Still working out the cause for this one. Current troubleshooting steps
-have been:
-
-  - Using X11 instead of Wayland: FAILED
-  - Using KDE Plasma instead of Gnome: FAILED
-  - Using XDM instead of GDM: FAILED
-  - Masking rtkit-daemon.service: FAILED
-  - Using newer kernel from Debian Backports: FAILED
-  - Using Fedora instead of Debian: FAILED
-  - Adding i915.modeset=0 to the boot line: FAILED
-  - Adding intel_idle.max_cstate=1 to the boot line: FAILED
-  - Adding acpi_osi='Windows 2018' to the boot line: TESTING
-  - Adding i915.enable_dc=0 to the boot line: TESTING
-
-Currently the "acpi_osi='Windows 2018'" kernel option seems to be
-working.
-
-https://wiki.archlinux.org/title/intel_graphics#Crash/freeze_on_low_power_Intel_CPUs
+    i915.enable_psr=0 i915.enable_dc=0