remove "technical indicators" from terminal

[GoS]

hi,

i want to have a clean install of the terminal, means NO ea, indicator, script, library or include...

so i have deleted all these files from MQL4\...

but the "technical indicators" cant be deleted here, they are still shown at the terminal:

- Trend

- Oscillators

- Volumes

- Bill Williams

is there a solution to remove theese indicators from terminal ??

Thanks...

GoS