---
title: Revision History
description: "| version | date of issue | Contents | | --- | --- | --- | | first edition | April 2021 | - | | 2nd ed. | September 2021 | - | | 3rd ed. | October 2021…"
url: "https://manual.amnimo.com/en/docs/revision-history-en-5/revision-history-6/"
updated: "2025-05-29"
category: "AR-SG / Revision History"
---

# Revision History

| version | date of issue | Contents |
| --- | --- | --- |
| first edition | April 2021 | - |
| 2nd ed. | September 2021 | - |
| 3rd ed. | October 2021 | - |
| 4th ed. | November 2021 | - |
| 5th ed. | June 2022 | - |
| 6th ed. | September 2022 | - |
| 7th ed. | December 2023 | - |
| 8th ed. | February 2024 | - |
| 9th ed. | March 2024 | - |
| 10th ed. | May 29, 2025 | Changed the configuration diagram during initial setup by GUI operation of AR20 ・Updated device activation procedure |