If Wi-Fi speed reduces when your Windows 11/10 comes out of sleep mode, disable Adapter Power Saving, reset Power Plan ...

There’s something else to know, too. By default, the Z Flip 7 displays in DeX at 1920 x 1080 (FHD) pixels, and if you want a 3440 x 1440 (UWQHD) resolution, you have to force it in the Good Lock app.