If your MT4 is having build 600 and above (how to see build number? in MT4 - 'Help' - 'About') so you should use the following path:
If it does not work so your indicator should be improved for MT4 build 600 and above.
Hello Sir, My MT-4 is version 4.0 Build 646 I have done as you said by pasting the indicator in MQL4 indicators but still not working. I want to install this indicator " MACD_Signal_v2" which is MQL4 file....but not working. I tried any MQL4 file not a single custom indicator is able to install. So how to complie indicator after copying in MQL4 indicators folder...or is it just restart MT-4
Also sir, while i start the MT-4 it asks for the user access control by pc everytime does this or some pc settings have affected the custom indicator installation.User access control permission is like when we start installing any new software the pc ask for the permission like that permission MT-4 ask when i start everytime does it will have affect y custom indicator settings.Please help me......all MT-4 on pc i am not able to install custom indicator. my skype is amoldeokar65 Please give me your skype i will share the screen with you.Thank you.
You can read this small topic as it is similar issue discussed there : I can not add indicator in MT4. Any remeddy please
If it is not helping so you should go to the other forum (mql4) as they can check the indicator and suggest some pc settings - for example (standard reply on this case :) ) :
Forum on trading, automated trading systems and testing trading strategies
Error 145 Trade Server Return Code
angevoyageur, 2014.03.01 14:27
This forum is about MT5/mql5, please post your question about MT4/mql4 on mql4.com forum.