Why can't the chart be displayed on the MT4 window?

If you cannot view the chart, first make sure you are connected to MT4. If you are connected, you can try to update the chart by right clicking in the chart window and selecting refresh. You can also drag the desired currency pair on the chart window to load the chart data.

What is the meaning of "invalid account" displayed on MT4?

This means that the account or password is entered incorrectly, or an incorrect server is selected.

What is the meaning of "no connection" displayed on MT4?

This may mean that the account has been logged out and needs to be logged in again, or the connection to the server is blocked by firewall or anti-virus software.

What is the meaning of "no funds" displayed on MT4?

This means that there is not enough funds in the trading account to open the number of orders to be placed, because the required margin is greater than the number of orders to be placed.

What does "so" mean in the notes of MT4?

So is the abbreviation of stop out, which means being closed out. This will happen when the margin level reaches 100% and the open position is cleared.