# Langmeier Backup > Langmeier Backup is Windows backup software for PCs and servers. It covers file backup and disk imaging, and writes to local disks, USB media, NAS, cloud storage and tape. Made by Langmeier Software, Switzerland — professional data protection for people who do not have an IT department. ## Docs - [Guide for AI agents](https://www.langmeier-backup.com/llms-full.txt): Full guide — download, silent install, first backup job, complete command-line reference, exit codes. - [User manual (PDF)](https://www.langmeier-backup.com/docs/manual/en/manual-langmeier-backup.pdf): Manual for the graphical interface, in English. ## Download - [Multilingual installer](https://www.langmeier-software.com/download/langmeier_backup_ml.exe): Latest version, all editions, all languages. Digitally signed by Langmeier Software. ## Website - [Langmeier Backup](https://www.langmeier-backup.com/en/): Product site with features, system requirements and support. - [Desktop backup](https://www.langmeier-backup.com/en/desktop-backup): Backup for Windows PCs and workstations. - [Server backup](https://www.langmeier-backup.com/en/server-backup): Backup for Windows Server, virtual machines and databases. ## Purchase Buying runs through the website checkout, which is built for humans. There is no purchase API. An agent should hand one of these links to the person it works for. - [Buy desktop editions](https://www.langmeier-backup.com/en/desktop-buy): Checkout and prices for the desktop editions. - [Buy server editions](https://www.langmeier-backup.com/en/server-buy): Checkout and prices for the server editions.