Hello, I just tried to manually enter a "-" value at the exposure slider in the 16-bit conversion popup. The "-" is not accepted, I have to drag the slider into negative first, then I can manually alter the number next to the "-". Otherwise, the value always jumps to positive.
Win 10, latest version of PS Adobe Photoshop Version: 23.3.2 20220503.r.458 d8a9c44 x64