Info taken from https://www.pressurecookingtoday.com/wp-content/uploads/2018/02/Which-Button-Instant-Pot-Lux-v-1-2.pdf

ButtonSettingDescription
SoupHigh PressureLess: 20m, Normal: 30m, More: 40m
PoultryHigh PressureLess: 5m, Normal: 15m, More: 30m
Meat/StewHigh PressureLess: 20m, Normal: 35m, More: 45m
Bean/ChiliHigh PressureLess: 25m, Normal: 30m, More: 40m
SautéNon-Pressure CookingWait until display says “Hot” to add ingredients to the pot.
Use Normal for sautéing veggies, adjust to More for browning meats, adjust to Less to simmer.
RiceAutomatic (white rice)Made for white rice only. This fully automatic program adjusts the cooking time depending on the amount of water and rice in the cooking pot.
MultigrainHigh PressureLess: 20m, Normal: 40m, More: 45m warm soak, then 60m
CongeeHigh PressureLess: 15m, Normal: 20m, More: 30m
SteamHigh PressureHeats at full power continuously, so use a steamer basket to keep food from burning on the bottom of the pressure cooking pot. Use a Quick Release.
Slow CookNon-Pressure CookingUse Adjust to slow cook on Low (190–201°F), Normal (194–205°F), or high (199– 210°F). Use [+] and [-] to increase or decrease the cook time.
Less, Normal, MoreFunctionAdjust between the Less | Normal | More settings by pressing the same cooking function button repeatedly until you get to the desired setting.
[-] and [+]FunctionAdjust the cook time up [+] or down [-]. (Version 2: Press and hold for 3 seconds to turn sound OFF or ON.)
AdjustFunctionAdjust between the Less | Normal | More settings by pressing the same cooking function button repeatedly until you get to the desired setting.
TimerFunctionSelect a cooking function and adjust time/pressure, then press Timer and use the [+] and [-] buttons to set amount of time to wait for the Lux to start cooking.
ManualHigh PressureSet a custom cook time using the Adjust and [+] or [-] buttons. When working pressure is reached, time will begin to count down.
Keep Warm / CancelFunctionEnd a cooking program at any time. Turns the Auto Keep Warm function ON and OFF. Keep Warm keeps the contents of the cooking pot between 145–172°F.
The Lux does not offer a Low Pressure option.
High Pressure: 10.2–11.6 psi, temperature: 239–244°F.