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I have a question about compatibility.

I have a question about compatibility. Assuming that the MT5 terminal is upgraded dozens of times in the future, will older versions of the MT5 EA work consistently

my EA can't access URL while running on mt5 3757, but this EA works normal on mt5 3661.

I just find this issue. And I double check and confirm this issue only occur on 3757. I am running several mt5 instances on same vps. EA on 3661 works fine, but on 3757, EA can't access url. I am sure my web request setting on terminal is right. I closed 3757, then I copy main exe file of 3661 to

I find a bug in mt5 multicurrency trading.

Now, let's assume that I want to test a new EA, and the currencies included in the test are audnzd, nzdcad, and audcad. Please Note: NEW EA support multi-currency trading, you can set Onechart parameter of EA to "audnzd,nzdcad,audcad", then EA can trading three symbols at the same time while

I can't publish my signal because of leverage account setting.

There is an unreasonable restriction in the signal following service. I have created several signals, and the leverage used in the accounts where these signals are located is 1:1000. But the positions opened on these account is very small. Because of my account high leverage setting, I am not

I bought two of EAs, Now they are disappeared.

I bought two EAs. <..> Engineer EA, I bought his garbage one months ago, it remain 9 activations. Now, It gone without any reason. Can I ask refund this EA? <..> I got this since 2016, It gone with 4 activations left

How does mql5 know whether a signal is trading by using EA or manual?

How does mql5 know whether a signal is trading by using EA or manually

mt5 is very unstable, when i just to use strategy test mt5, it crashed everytime

I have enough real tick data from dukascopy. I use tester to test xauusd from 2016.01.01 - 2021.07.26, with every tick based on real ticks. after test done, when i try to see final report, it alway crash. anyupdate please