## Answer Unfortunately, you cannot downgrade the version of Pleasanter. --- ## Summary Unfortunately, you cannot downgrade the version of Pleasanter. It is possible to downgrade the environment by re-setting up using the assets of the old version, but the data structure migrated by the "「Version Upgrade」" cannot be restored. Therefore, please do not downgrade. ## Related Information <div id="ManualList"> <article class="s-blog_list_unit"><h2> <h2>The specified information was not found.</h2> <p><a href="/ja/manual">Return to top</a></p> </article> </div><input id="SearchTextHidden" type="hidden" value="" />