Fonts do not have anti-aliasing at the edges of chars in the Gnome-shell magnifier mode
In the Gnome-shell's magnifier mode, the boundaries of the symbols are cut off by a portion of the smoothing of the symbols themselves. This does not happen in application windows, but only in the views of the Gnome shell itself, for example, on the top bar or the application menu.
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information