1. Launch Left 4 Dead 4.
2. Go to settings:
- Options > Keyboard/Mouse.
3. Enable the console:
- Find the option Enable Developer Console and set it to Yes.
4. Save changes.
5. Open the console:
- Press the `~ (tilde) key.

1. `sv_cheats 1` — enables cheat commands.
2. `god` — makes the player invincible.
3. `noclip` — allows free movement through walls and objects.
4. `give <item>` — gives the specified item.
5. `maps *` — displays a list of all available maps.
6. `changelevel <map name>` — starts a new game on the specified map.
7. `sv_allow_votes 1` — allows voting in the game.
8. `mp_timelimit <minutes>` — sets the time limit for the level.
9. `mp_maxplayers <number>` — sets the maximum number of players in the game.
10. `cl_showfps 1` — displays frames per second (FPS).
11. `net_graph 1` — shows network statistics (ping, FPS, etc.).
12. `status` — displays information about the current server status and players.
13. `sv_gravity <value>` — changes the gravity level.
14. `thirdperson` — switches to third-person view.
15. `firstperson` — returns to first-person view.
16. `give weapon_pistol` — gives the player a pistol.
17. `give weapon_rifle` — gives the player a rifle.
18. `give healthkit` — gives the player a health kit.
19. `give molotov` — gives the player a Molotov cocktail.
20. `give pipebomb` — gives the player a pipe bomb.
21. `give adrenaline` — gives the player adrenaline.
22. `give defibrillator` — gives the player a defibrillator.
23. `bot_kick` — removes all bots from the game.
24. `bot_add` — adds a bot to the team.
25. `bot_zombie` — turns the bot into a zombie.
26. `bot_no_clip` — enables noclip mode for bots.
27. `map <map name>` — loads the specified map.
28. `mp_friendlyfire 1` — enables friendly fire.
29. `mp_roundtime <minutes>` — sets the round time.
30. `mp_autoteambalance 0` — disables automatic team balancing.
31. `mp_teamname <name>` — sets the team name.
32. `mp_limitteams 0` — disables player limit for teams.
33. `mp_respawnwave 5` — sets time between player respawns.
34. `sv_specspeed 2` — sets the speed for spectators.
35. `sv_noclip 1` — enables noclip mode for all players.
36. `bot_stop 1` — pauses bot actions.
37. `mp_disable_respawn 0` — enables player respawn.
38. `mp_playerid 1` — shows player names.
39. `mp_gamespeed <value>` — changes the game speed.
40. `sv_alltalk 1` — allows all players to talk, regardless of team.
41. `sv_lan 0` — disables the LAN mode.
42. `sv_rcon_password <password>` — sets the remote access password.
43. `r_clearpool` — clears resource pool.
44. `r_speeds` — shows rendering speed.
45. `sv_minrate <value>` — sets minimum connection rate.
46. `sv_maxrate <value>` — sets maximum connection rate.
47. `sv_maxupdaterate <value>` — sets the maximum number of updates per second.
48. `sv_minupdaterate <value>` — sets the minimum number of updates per second.
49. `mp_pvsskip <number>` — skips a specified number of frames in spectator mode.
50. `mp_maxplayers 8` — sets maximum players to 8.
51. `mp_roundtime_defuse 1` — sets time for defusing the bomb.
52. `mp_roundtime_hostage 1` — sets time for rescuing hostages.
53. `mp_freezetime <seconds>` — sets freeze time at the start of the round.
54. `mp_startmoney <amount>` — sets starting money for players.
55. `mp_buytime <time>` — sets buy time for purchasing equipment.
56. `mp_buy_anywhere 1` — allows buying weapons anywhere on the map.
57. `mp_restartgame <seconds>` — restarts the game after a set time.
58. `cl_drawhud 1` — displays the HUD (heads-up display).
59. `cl_tj 1` — enables timer-based control.
60. `cl_showpos 1` — shows player position on the screen.
61. `cl_showteam 1` — shows team members on the screen.
62. `cl_hud_color <color>` — sets the HUD color.
63. `r_showpoly 1` — shows polygons on the screen.
64. `cl_showcamera 1` — shows what the camera sees.
65. `gl_clear 1` — clears the screen during rendering.
66. `sv_enablefile 1` — enables file handling.
67. `net_version` — shows the network protocol version.
68. `test` — executes test commands.
69. `mp_yamlt 1` — enables YAML management (if available).
70. `post_process 0` — disables post-processing effects.
71. `gl_vsync 0` — disables vertical synchronization.
72. `sensitivity <value>` — sets mouse sensitivity.
73. `cl_mouseenable 1` — enables mouse control.
74. `cl_righthand 1` — sets the right hand as primary.
75. `cl_fov <value>` — sets the field of view.
76. `cl_interp <value>` — sets interpolation.
77. `cl_predict 1` — enables movement prediction for players.
78. `cl_predictweapons 1` — enables weapon movement prediction.
79. `cl_cmdrate <number>` — sets the number of commands sent to the server per second.
80. `cl_updaterate <number>` — sets the number of updates received from the server per second.
81. `cl_smooth 1` — enables smoothing.
82. `cl_showfps 2` — displays FPS in a more detailed format.
83. `cl_renderscale <value>` — sets the rendering scale.
84. `cl_attribs <value>` — sets player attributes.
85. `mat_set_texture_id <value>` — sets texture ID.
86. `cl_beforedraw 1` — sets parameters before drawing.
87. `cl_delay <seconds>` — sets delay for commands.
88. `mat_aa_mode <value>` — sets anti-aliasing mode.
89. `r_dovarudgs 1` — enables shader debugging.
90. `r_ambient 1` — enables ambient lighting.
91. `r_color 1` — sets color parameters.
92. `r_grass 1` — enables grass rendering.
93. `r_lighting 1` — enables lighting effects.
94. `r_resolution <value>` — sets the rendering resolution.
95. `mp_setmoney <amount>` — sets a specific amount of money to a player.
96. `sv_debug 1` — enables debug mode.
97. `sv_set 1` — sets server parameters.
98. `bot_kickall` — removes all bots from the game.
99. `bot_fill` — fills the team with bots.
100. `maprestart` — restarts the current map.