> For the complete documentation index, see [llms.txt](https://docs.emaildelivery.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.emaildelivery.com/docs/common-installation-issues.md).

# Common installation issues

- [Don't use sudo](https://docs.emaildelivery.com/docs/common-installation-issues/dont-use-sudo.md)
- [Bind: address already in use](https://docs.emaildelivery.com/docs/common-installation-issues/bind-address-already-in-use.md)
- [Resolving port conflicts with a second IP](https://docs.emaildelivery.com/docs/common-installation-issues/resolving-port-conflicts-with-a-second-ip.md)
- [Hostinger is your registrar](https://docs.emaildelivery.com/docs/common-installation-issues/hostinger-is-your-registrar.md)
- [Use the ARM build for AArch64/ARM64 CPUs](https://docs.emaildelivery.com/docs/common-installation-issues/use-the-arm-build-for-aarch64-arm64-cpus.md)
- [Oracle Cloud / Amazon Lightsail: "bind cannot assign requested address 8025"](https://docs.emaildelivery.com/docs/common-installation-issues/oracle-cloud-amazon-lightsail-bind-cannot-assign-requested-address-8025.md)
- [Links in email messages are doing something unexpected](https://docs.emaildelivery.com/docs/common-installation-issues/links-in-email-messages-are-doing-something-unexpected.md)