I also had this problem so i decided to find a sol.
Epic games launcher not loading. Press windows key + r and type “ appwiz.cpl. Click on your username in. If you don't know how to.
Refresh the epic games launcher cache. Select the epic store launcher. Before uninstalling the 2k launcher, make sure steam/epic and the 2k launcher are not running in the background.
Make a clean installation of epic games launcher. You have more than one epic games account and you have logged into epic games. Same thing with the library, too.
Below are the steps you can take to achieve this: If all the above methods fail to work, you may consider reinstalling the epic games launcher. Find and open the epicgameslauncher folder.
Close the epic games launcher by selecting it under processes tab and. Select the process tab and locate the epic games launcher. Press ctrl+alt+del and open the task manager.
Navigate to your selected install location. Epic games store update adds new features. Press the ctrl + shift + esc keys on your keyboard to open the task manager.