Cheat mode:
Make a backup copy of the file. Use a text editor to edit the "splintercell2user.ini" file in the "splinter cell pandora tomorrowofflinesystem" folder. Bind one of the following codes to a function key as indicated, then press it during game play to toggle the corresponding cheat function. For example, make the corresponding changes to that file.

F1=OPSAT
F2=Invisible
F3=Invincible
F4=ammo
F5=Savegame
F6=summon echeloningredient.estickyshocker
F7=summon echeloningredient.eringairfoilround
F8=Loadgame
F9=summon echeloningredient.efraggrenade
F10=summon echeloningredient.estickycamera
F11=summon echeloningredient.ediversioncamera
F12=summon echeloningredient.ecamerajammer

Code - Result:

fly - floating
playersonly - freeze enemies
health - gives health
invincible 1 - god mode
invincible 0 - god mode off
killpawns - kills all enemies
ammo - more ammo
ghost - no clip mode
walk - no clip off
invisible 1(you will not see Sam) - Sam is invisible but enemies can still bump into him and start alerts.
summon echeloningredient.eringairfoilround - spawn airfoil round
summon echeloningredient.edisposablepick - spawn disposable pick
summon echeloningredient.eflashbang - spawn flashbang
summon echeloningredient.efraggrenade - spawn frag grenade
summon echeloningredient.esmokegrenade - spawn smoke grenade
summon echeloningredient.estickycamera - spawn sticky camera
summon echeloningredient.estickyshocker - spawn sticky shocker
summon echeloningredient.ewallmine - spawn wallmine
invisible 0 - turns off invisible
playersonly 0 - unfreeze enemies