that you have Internet Explorer the latest version installed on your PC (I am having version 11);
that you are using the latest build of Metatrader,
that you are login to Community folder using your login - not your email.
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1. "authorization failed" issue solving #1 2. possible fixing #71 and #80 3. product is purchased but not downloaded yet https://www.mql5.com/en/forum/333647 4. all possible options and about what to do: post #9 5. how it was solved: post #13
MQL4 Market: failed to load products (send request failed [12150])
same problem here.. anyone know how to resolved this ?
If it is not related to MQL5 VPS so you can try the following:
Forum on trading, automated trading systems and testing trading strategies
I cant install the purchased EA in MT5 platform
Sergey Golubev, 2020.05.21 13:36
Make sure -
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1. "authorization failed" issue solving #1
2. possible fixing #71 and #80
3. product is purchased but not downloaded yet https://www.mql5.com/en/forum/333647
4. all possible options and about what to do: post #9
5. how it was solved: post #13