> For the complete documentation index, see [llms.txt](https://help.za.velocitytrade.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.za.velocitytrade.com/evocode/backtesting-panel/running-a-backtest.md).

# Running a backtest

After selecting the backtesting type and all settings, a user can start backtesting by pressing F5 or clicking on the![](https://1123742694-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MgF394Y8wbK0k-qZW4n%2Fsync%2F0c8e2fe76f1e23540efd449c84eaa7de51411626.png?generation=1628062553652390\&alt=media)button on the top menu. A button for stopping backtesting![](https://1123742694-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MgF394Y8wbK0k-qZW4n%2Fsync%2Feee2327941b7c8cbd3ef038aff03409dacdcd8a0.png?generation=1628062554408252\&alt=media) is also available from the top menu of EvoCode.

A user can also select speed of the backtesting in the Visualize mode by the following slider: ![](https://1123742694-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MgF394Y8wbK0k-qZW4n%2Fsync%2Fda2b9d44c582b162ed6a79690ed0b74accf69762.png?generation=1628062554419307\&alt=media).

It is easy to set up a Script input by clicking on the![](https://1123742694-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MgF394Y8wbK0k-qZW4n%2Fsync%2F4273e23a9746af9a46970f336f89642300cc33c4.png?generation=1628062554229168\&alt=media) button and selecting the desired instrument from the lookup.

![](https://1123742694-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MgF394Y8wbK0k-qZW4n%2Fsync%2Fc445929f1490b2c82f1263ae9c2baded0379308c.png?generation=1628062554718672\&alt=media)