> For the complete documentation index, see [llms.txt](https://wecon.gitbook.io/pistudio-manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wecon.gitbook.io/pistudio-manual/4.-software-menu/4.1-home-menu/4.1.5-tool.md).

# 4.1.5 Tool

**Introduction**

\[Tool] toolbar provides some tools for HMI project operation, like compile project, download project, offline, online and create USB download file, this section introduces those tools in detailed.

![](https://3950998874-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2Fpi-series-user-manual%2F-Lupl5Z3989tpwzdQBQe%2F-LuplJXAaLF95BFB0eUz%2F11.png?generation=1575007637309089\&alt=media)

| **Items**      | **Description**                                                                                                                                      |
| -------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------- |
| Compile        | Compile current project and create .wmt file. [🔗 3.4 Compiling project](/pistudio-manual/3.-getting-started/3.4-compiling-project.md)               |
| Cancel         | Cancel the compilation of project                                                                                                                    |
| Download       | Download HMI project from PC to HMI, the detailed operation please refer to [🔗 13.8 Download tool](/pistudio-manual/13.tools/13.8-download-tool.md) |
| Off-Line       | Enable off-line simulator. [🔗 13.1 Offline Simulation](/pistudio-manual/13.tools/13.1-off-line.md)                                                  |
| On-Line        | Enable on-line simulator. [🔗 13.2 Online Simulation](/pistudio-manual/13.tools/13.2-on-line.md)                                                     |
| UDisk Download | Enable \[USB Flash disk download tool]. [🔗 13.3 USB flash disk download tool](/pistudio-manual/13.tools/13.3-udisk-download.md)                     |