You'll want to edit your Quake Live configuration file. This can be found in the following locations, depending on the version of Windows you're running:
Windows XP: %appdata%\id Software\quakelive\home\baseq3
Windows Vista or later: %userprofile%\AppData\LocalLow\id Software\quakelive\home\baseq3
Once you've opened this location, it's the qzconfig.cfg ...
You may configure it in Game Settings > Advanced > Team Options:
Force Enemy Model: No
Force Enemy Skin: No
Or, you may use console (under the tilde ~ by default) and type (case insensitive):
Unfortunately, it doesn't seem like Quake Live allows more than two teams to participate in those two gamemodes.
I did some research on the modding communities built around Quake Live and have not come up with any results pertaining to allowing a higher quantity of participating teams.
Good luck in case you find extra information regarding it. If I've made ...
Things have changed since the provided answers from 2014.
Quake Live is now part of Steam, so the folder paths from the other answers no longer apply.
On Windows 10, the path to the Quake Live config files on Steam is:
"c:\Program Files (x86)\Steam\steamapps\common\Quake Live\[your user number]\baseq3\"
For screens with 2560 x 1440 resolution
If you ...
In some situations, I find it to be very useful :)
In some maps, e.g. in Asylum (screenshot), you can crouch and shoot through the gaps between a wall and the floor :) You'll have to aim quite precisely, but it can be a very effective technique. Your target will most likely not expect it / won't immediately realize where the shots are fired from, so there'...