I removed the default nvida 390 driver and install nvida 418 driver and that resolved my issue.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2017807 Title: black screen blinking cursor upper left after updating or clean install 23.04 Status in linux package in Ubuntu: Confirmed Bug description: I have attempted to upgrade from working ubuntu 22.10 and do clean install of 23.04 and it will get to black screen with blinking cursor in upper left. Live iso boot seems to only work with software video driver. I have several lenovo ThinkPad W540 that have intel and nvidia graphics which have the same problem so its not machine specific. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2017807/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp