SUMMARY On first login after a restart, the login screen background is the primary desktop wallpaper as intended, but on all subsequent logins the background is black STEPS TO REPRODUCE 1. Restart PC 2. Login, noticing the correct background is in place 3. Logout or suspend (I always suspend by closing the lid) 4. Wake up PC and notice the black background OBSERVED RESULT Incorrect background on all logins except first EXPECTED RESULT The primary desktop background is always the login background SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: Kubunutu 20.10 (Although I have noticed this since 19.10) (available in About System) KDE Plasma Version: 5.19.5 KDE Frameworks Version: 5.74.0. Qt Version: 5.14.2 ADDITIONAL INFORMATION I am using a 2019 Huawei Matebook X Pro Signature Edition
*** This bug has been marked as a duplicate of bug 423421 ***
*** This bug has been marked as a duplicate of bug 427861 ***