fix

src/client/js/components/Admin/SlackIntegration/CustomBotWithProxySettings.jsx

@@ -112,7 +112,7 @@ const CustomBotWithProxySettings = (props) => {
           />
         </div>
         <div className="col-md-2 mt-3 text-center text-md-left">
-          <button type="button" className="btn btn-primary" onClick={updateProxyUri} disabled={false}>{ t('Update') }</button>
+          <button type="button" className="btn btn-primary" onClick={updateProxyUri}>{ t('Update') }</button>
         </div>
       </div>
 

src/client/js/components/Admin/SlackIntegration/OfficialBotSettings.jsx

@@ -79,7 +79,7 @@ const OfficialBotSettings = (props) => {
           />
         </div>
         <div className="col-md-2 mt-3 text-center text-md-left">
-          <button type="button" className="btn btn-primary" onClick={updateProxyUri} disabled={false}>{ t('Update') }</button>
+          <button type="button" className="btn btn-primary" onClick={updateProxyUri}>{ t('Update') }</button>
         </div>
       </div>