Not every CS:GO HUD mod is compatible with CSSO 0.5. You need files specifically ported for the Source engine.
: For advanced edits like changing HUD opacity or specific element placement, you must manually edit the HudLayout.res update hud csgo for csso 05
If you cannot find a complete “CSSO 05” HUD, use this guide to build your own – many modders start exactly where you are now. Not every CS:GO HUD mod is compatible with CSSO 0
: Place HUD folders within the \custom\ directory. update hud csgo for csso 05