Hallo, 

I work with visible Lineweight .When I zoom in/out all the lines become thin and when I leave the zoom command the lines appear with their Lineweight , wich is very annoying and I can't work, is there any possible solution ,,,,?

I am on macOS Monterey 12.0.1

3,1 GHz 6-Core Intel Core i5

8 GB 2667 MHz DDR4

AMD Radeon Pro 5300 4 GB

running Autocad 2019