Same issue with Ideapad 720s tested with the latest Ubuntu 19.10. I don't get flashing on boot, but when the computer wakes up from sleep mode it starts flashing and after 1 min or 2 the computer hangs.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1785912 Title: Horizontal screen flicker Intel UHD graphics 620 (rev 07) Lenovo Ideapad 720s 13IKB 81BV To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1785912/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs