diff --git a/manual/extension/libreoffice_online.md b/manual/extension/libreoffice_online.md
index 4ff3d5ba..afc73c03 100644
--- a/manual/extension/libreoffice_online.md
+++ b/manual/extension/libreoffice_online.md
@@ -134,7 +134,5 @@ OFFICE_SERVER_TYPE = 'CollaboraOffice'
 ENABLE_OFFICE_WEB_APP = True
 OFFICE_WEB_APP_BASE_URL = 'https://<Your CollaboraOnline host url>/hosting/discovery'
 WOPI_ACCESS_TOKEN_EXPIRATION = 30 * 60   
-OFFICE_WEB_APP_FILE_EXTENSION = ('odp', 'ods', 'odt', 'xls', 'xlsb', 'xlsm', 'xlsx','ppsx', 'ppt', 'pptm', 'pptx', 'doc', 'docm', 'docx')
 ENABLE_OFFICE_WEB_APP_EDIT = True
-OFFICE_WEB_APP_EDIT_FILE_EXTENSION = ('odp', 'ods', 'odt', 'xls', 'xlsb', 'xlsm', 'xlsx','ppsx', 'ppt', 'pptm', 'pptx', 'doc', 'docm', 'docx')
 ```
diff --git a/manual/extension/only_office.md b/manual/extension/only_office.md
index 88f16758..c27b3ed9 100644
--- a/manual/extension/only_office.md
+++ b/manual/extension/only_office.md
@@ -139,8 +139,6 @@ For independent deployment of OnlyOffice on a single server, please refer to the
 ENABLE_ONLYOFFICE = True
 ONLYOFFICE_APIJS_URL = 'http{s}://<Your OnlyOffice host url>/web-apps/apps/api/documents/api.js'
 ONLYOFFICE_JWT_SECRET = '<your jwt secret>'
-ONLYOFFICE_FILE_EXTENSION = ('doc', 'docx', 'ppt', 'pptx', 'xls', 'xlsx', 'odt', 'fodt', 'odp', 'fodp', 'ods', 'fods', 'ppsx', 'pps', 'csv')
-ONLYOFFICE_EDIT_FILE_EXTENSION = ('docx', 'pptx', 'xlsx', 'csv')
 OFFICE_PREVIEW_MAX_SIZE = 30 * 1024 * 1024
 ```