---
id: "M:cAlgo.API.ChartFrame.TryChangeTimeFrameAndSymbol(cAlgo.API.TimeFrame,System.String)"
kind: "method"
type: "T:cAlgo.API.ChartFrame"
url: "https://help.ctrader.com/ctrader-algo/references/Plugin/Chart/ChartFrame/TryChangeTimeFrameAndSymbol/"
---

> Documentation index for agents: https://help.ctrader.com/ctrader-algo/llms.txt · machine index: https://help.ctrader.com/ctrader-algo/api.json

# ChartFrame.TryChangeTimeFrameAndSymbol

Member of [ChartFrame](https://help.ctrader.com/ctrader-algo/references/Plugin/Chart/ChartFrame/index.md).

## TryChangeTimeFrameAndSymbol(TimeFrame timeFrame, string symbolName)

Changes the time frame and the symbol on the chart.

Environments: Desktop supported · CLI not supported · Cloud not supported.

- CLI: Available to plugins only, and plugins cannot run in the CLI.
- Cloud: Available to plugins only, and plugins cannot run in the cloud.

C#:

```csharp
bool TryChangeTimeFrameAndSymbol(TimeFrame timeFrame, string symbolName)
```

Python:

```python
chartFrame.TryChangeTimeFrameAndSymbol(timeFrame: TimeFrame, symbolName: str) -> bool
```

### Parameters

- `timeFrame` (`TimeFrame`, Python `TimeFrame`): The time frame to change the current chart time frame to
- `symbolName` (`string`, Python `str`): The symbol name to change the current chart symbol to

### Returns

`bool` — True if successful otherwise false.

### Examples

C#:

```csharp
var chartFrame = ChartManager.AddChartFrame("EURUSD", TimeFrame.Hour);
var isChanged = chartFrame.TryChangeTimeFrameAndSymbol(TimeFrame.Minute15, "GBPUSD");
Print("Chart changed: {0}", isChanged);
```

Python:

```python
chartFrame = api.ChartManager.AddChartFrame("EURUSD", TimeFrame.Hour)
isChanged = chartFrame.TryChangeTimeFrameAndSymbol(TimeFrame.Minute15, "GBPUSD")
api.Print(f"Chart changed: {isChanged}")
```