> For the complete documentation index, see [llms.txt](https://faq.altstore.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://faq.altstore.io/altstore-classic.md).

# AltStore Classic

- [How to Install (Windows)](https://faq.altstore.io/altstore-classic/how-to-install-altstore-windows.md): This page will help guide you through the process of installing AltStore onto your iOS device using a Windows computer. Soon you will be able to start sideloading apps!
- [How to Install (macOS)](https://faq.altstore.io/altstore-classic/how-to-install-altstore-macos.md): This page will help guide you through the process of installing AltStore onto your iPhone or iPad using a macOS computer. Soon you will be able to start sideloading apps!
- [Enable Mail Plug-in](https://faq.altstore.io/altstore-classic/how-to-install-altstore-macos/enable-mail-plug-in.md)
- [Getting Started](https://faq.altstore.io/altstore-classic/your-altstore.md)
- [AltServer](https://faq.altstore.io/altstore-classic/altserver.md)
- [No Computer Instructions](https://faq.altstore.io/altstore-classic/no-computer-instructions.md)
- [App IDs](https://faq.altstore.io/altstore-classic/app-ids.md)
- [Activating Apps](https://faq.altstore.io/altstore-classic/activating-apps.md)
- [Enabling JIT](https://faq.altstore.io/altstore-classic/enabling-jit.md)
- [AltJIT](https://faq.altstore.io/altstore-classic/enabling-jit/altjit.md)
- [Trusted Sources](https://faq.altstore.io/altstore-classic/trusted-sources.md)
- [MacDirtyCow](https://faq.altstore.io/altstore-classic/macdirtycow.md): Follow these instructions to remove the 3-app limit using the MacDirtyCow exploit
- [Error Codes](https://faq.altstore.io/altstore-classic/error-codes.md): This page includes a list of various error codes you may receive while using AltStore.
- [Troubleshooting Guide](https://faq.altstore.io/altstore-classic/troubleshooting-guide.md): Having problems with AltStore or AltServer? Try some of these troubleshooting tips!