It was the second one. Resetting the key mapping did the trick. I had not touched the key mapping, so I had not thought to touch that. Thank you very much!

And of course I neglected to include important information. Motherboard - CyberPowerPC Tracer IV standard Processor - Intel (R) Core(TM) i7-10875H CPU @ 2.30GHz, 2304 Mhz, 8 Core(s) RAM - 32 GB VRAM - GB Operating System - Windows 11 DOSBox 0.74-3 Sorry!

I've noticed today that the enter key is sending two inputs on Dosbox. I have checked to make sure it's not doing the same thing in Windows. At first glance, it looks like it may be a cycles issue, but I have turned cycles all the way down as far as I can and it does the same thing. Is this a common …