How to remove blood and bullet marks in CS:GO?
Turn on the developer console (go to Settings - Game Settings)
Open the console [~]
Paste these commands into the console:

bind "shift" "+speed;r_cleardecals";
bind "w" "+forward;r_cleardecals";
bind "a" "+moveleft;r_cleardecals";
bind "d" "+moveright;r_cleardecals";
bind "s" "+back;r_cleardecals";
bind "MOUSE1" "+attack;r_cleardecals";
bind "TAB" "+score;r_cleardecals"

CSGO-EeodD-U5iZz-aQrMy-LCDnY-U9z6A

bind "kp_end" " buy hegrenade;"
bind "kp_downarrow" " buy flashbang;"
bind "kp_pgdn" " buy smokegrenade;"
bind "kp_ins" " buy defuser;"




cl_radar_always_centered 1
cl_radar_icon_scale_min 0.6
cl_radar_rotate 1
cl_radar_scale 0.5




cl_teammate_colors_show "1"
cl_hud_bomb_under_radar "1"
cl_hud_healthammo_style "1"
cl_hud_playercount_showcount "0"
cl_hud_playercount_pos "0"




cl_showfps "1"
cl_cmdrate "128"
cl_updaterate "128"
rate "128000"
cl_interp "0"
cl_interp_ratio "1"
cl_interpolate "1"
net_maxroutable "1200"

fps_max 0

cl_crosshairalpha "255"
cl_crosshaircolor "4"
cl_crosshaircolor_b "255"
cl_crosshaircolor_r "255"
cl_crosshaircolor_g "255"
cl_crosshairdot "0"
cl_crosshairgap "0"
cl_crosshairsize "3"
cl_crosshairstyle "4"
cl_crosshairusealpha "1"
cl_crosshairthickness "0.5"
cl_fixedcrosshairgap "0"
cl_crosshair_outlinethickness "0"
cl_crosshair_drawoutline "0"



viewmodel_presetpos "0"
viewmodel_fov "68"
viewmodel_offset_x "2"
viewmodel_offset_y "2"
viewmodel_offset_z "-2"
cl_viewmodel_shift_left_amt "0"
cl_viewmodel_shift_right_amt "0"
cl_bob_lower_amt "0"
cl_bobamt_lat "0"
cl_bobamt_vert "0"
cl_bobcycle "0.98"
cl_righthand "0"


cl_disablehtmlmotd 1

CSGO-r3J7U-NLxE2-tpKjv-AxPrt-Pp3cQ

CSGO-yXkuA-dQfVC-7t6nf-qwYUr-MNzfF

mp_humanteam any

cl_updaterate 128 cl_cmdrate 128 rate 786432
fps_max 150 fps_max_menu 150

CSGO-Abdmx-9Yq7i-Lrwsb-Tic9r-SeEBM

changelevel de_dust2/inferno
exec gamemode_competitive
mp_restartgame 1
mp_maxrounds/armor/many

net_graph 1
net_graphpos (1/2/3) changes the position
net_graphproportionalfont (0/1) makes the font smaller/bigger
net_graphheight (0-1000) makes height of graph move