I lost the ability to hold down Shift to speed up a train. Also, earlier this year that had disappeared. I was told that the problem may be a need to set "debug" in the Settings Menu. That worked. But this time it does not work. Found this info in the Wicki:
"How to Use Portals
#Pressing '''Ctrl Shift F'''... Driver. For example: If you have set the Session time to run at 2x normal speed then 10 minutes of Session time will be 5 minutes according to your watch
20 KB (3,168 words) - 23:48, 22 March 2022"
While I do not fully understand the language, it appears to be to speed up the "driving time clock" not the traveling speed of the train. Trying it produced no results after a game reset and the time multiplier set to 200.
"How to Use Portals
#Pressing '''Ctrl Shift F'''... Driver. For example: If you have set the Session time to run at 2x normal speed then 10 minutes of Session time will be 5 minutes according to your watch
20 KB (3,168 words) - 23:48, 22 March 2022"
While I do not fully understand the language, it appears to be to speed up the "driving time clock" not the traveling speed of the train. Trying it produced no results after a game reset and the time multiplier set to 200.