> ## Documentation Index > Fetch the complete documentation index at: https://support.i.moneyforward.com/llms.txt > Use this file to discover all available pages before exploring further. # 2026/3/27 Release!! > Launched automatic asset number generation for device management, which assigns asset numbers based on pre-configured rules. This prevents duplicate numbers and input errors from manual entry, enabling more accurate and efficient asset management. 2026/3/27 Release!! 2026/3/27 Release!! 2026/3/27 Release!! ## What's New in This Update **Flexible numbering rule customization**: Create your own rules by combining "fixed strings (suffix)" components. **Streamlined registration**: When registering a new device, a number conforming to the configured rule is automatically assigned. **Improved accuracy**: Prevents human errors such as duplicate numbers or inconsistent formatting that can occur with manual entry. ## How to Use Go to Devices > \[Asset Number Prefix Settings] > "Asset Number Policy Settings" screen to configure the "automatic numbering rule" including fixed strings (suffix) and number of digits. Go to Devices > \[New Device] > "Add New Device" screen, and the "Asset Number" field will be automatically populated. ※ For setup instructions, please refer to the automatic asset number generation guide for devices. If you have any questions or feedback, feel free to contact us.