Quick Answer
Cloud sync between PC and Steam Deck works best for Red Dead Redemption 2 when both devices close the game cleanly before the other one launches it. Treat the Deck as a second PC: confirm the latest save uploaded, avoid offline switching, and keep one manual backup for long campaigns.
The Safe Sync Routine
Finish your session on the gaming PC, exit to desktop, and wait for the launcher to show that saves are synced before opening Red Dead Redemption 2 on Steam Deck. Do the same in reverse before you return to the PC. This matters in South Africa where fibre, LTE, and campus Wi-Fi can switch quality during the day; one interrupted upload can leave the Deck with an older save.
What To Check On Steam Deck
Install the game on SSD or a quality microSD, then verify the cloud icon before you press Play. For Red Dead Redemption 2, use 800p Low/Medium, FSR Quality, textures High, 30Hz cap so the Deck session is stable once the save loads. A 512GB Steam Deck OLED or 1TB handheld gives more room for big RPG libraries, while a decent microSD can add about R500 to R1,500 to the setup.
Avoiding Save Conflicts
Do not suspend the Deck mid-save and then continue the same game on PC. If the launcher asks which save to keep, choose the newest timestamp only when you are sure where you last played. For modded games, keep the same mods on both devices or keep the modded run on one machine.
FAQ
Can I move between PC and Steam Deck daily?
Yes, but close the game fully on each device before switching. Daily switching is reliable when the cloud upload finishes before the next launch.
What if the Steam Deck shows an older save?
Stop and check the PC before overwriting anything. A manual backup is safer than guessing when a 40-hour campaign is involved.
Do settings sync too?
Sometimes graphics settings sync, and sometimes they stay local. Keep a Deck profile with 30 fps or 30-40 fps targets so PC settings do not make handheld play messy.