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

# mouse1press

> Sends a left mouse down event when the Roblox window is active. The function takes no arguments, returns nothing, does not send a matching left mouse up event, and returns without sending input when isrbxactive would be false.

Sends a left mouse down event when the Roblox window is active. The function takes no arguments, returns nothing, does not send a matching left mouse up event, and returns without sending input when isrbxactive would be false.

## Syntax

```lua theme={null}
mouse1press()
```