> ## Documentation Index
> Fetch the complete documentation index at: https://docs.tilebox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ProgressTracker.Add

```go theme={"system"}
func (ProgressTracker) Add(ctx context.Context, n uint64) error
```

Add total work units to a progress indicator.

## Parameters

<ParamField path="ctx" type="context.Context" required>
  The task execution context.
</ParamField>

<ParamField path="n" type="uint64" required>
  The number of total work units to add.
</ParamField>

## Returns

An error if the context is not a task execution context.

<RequestExample>
  ```go Go theme={"system"}
  progress := workflows.DefaultProgress()
  err := progress.Add(ctx, 10)
  ```
</RequestExample>