diff --git a/src/app/files/file-explorer.js b/src/app/files/file-explorer.js
index 0249ab783a..ec9f86b614 100644
--- a/src/app/files/file-explorer.js
+++ b/src/app/files/file-explorer.js
@@ -207,13 +207,13 @@ function fileExplorer (localRegistry, files, menuItems) {
       }
     } else {
       actions['Rename'] = () => {
-        if (self.files.readonly) { return tooltip('cannot rename folder. ' + self.files.type + ' is a read only explorer') }
+        if (self.files.isReadOnly(key)) { return tooltip('cannot rename folder. ' + self.files.type + ' is a read only explorer') }
         var name = label.querySelector('span[data-path="' + key + '"]')
         if (name) editModeOn(name)
       }
     }
     actions['Delete'] = () => {
-      if (self.files.readonly) { return tooltip('cannot delete folder. ' + self.files.type + ' is a read only explorer') }
+      if (self.files.isReadOnly(key)) { return tooltip('cannot delete folder. ' + self.files.type + ' is a read only explorer') }
       modalDialogCustom.confirm('Confirm to delete a folder', 'Are you sure you want to delete this folder?', () => { files.remove(key) }, () => {})
     }
     MENU_HANDLE = contextMenu(event, actions)
@@ -226,12 +226,12 @@ function fileExplorer (localRegistry, files, menuItems) {
     const provider = self._deps.fileManager.fileProviderOf(key)
     if (!provider.isExternalFolder(key)) {
       actions['Rename'] = () => {
-        if (self.files.readonly) { return tooltip('cannot rename file. ' + self.files.type + ' is a read only explorer') }
+        if (self.files.isReadOnly(key)) { return tooltip('cannot rename file. ' + self.files.type + ' is a read only explorer') }
         var name = label.querySelector('span[data-path="' + key + '"]')
         if (name) editModeOn(name)
       }
       actions['Delete'] = () => {
-        if (self.files.readonly) { return tooltip('cannot delete file. ' + self.files.type + ' is a read only explorer') }
+        if (self.files.isReadOnly(key)) { return tooltip('cannot delete file. ' + self.files.type + ' is a read only explorer') }
         modalDialogCustom.confirm(
           'Delete a file', 'Are you sure you want to delete this file?',
           () => { files.remove(key) },
diff --git a/src/app/files/fileProvider.js b/src/app/files/fileProvider.js
index 29cc29cfd6..ca741075ed 100644
--- a/src/app/files/fileProvider.js
+++ b/src/app/files/fileProvider.js
@@ -71,7 +71,7 @@ class FileProvider {
 
   get (path, cb) {
     cb = cb || function () {}
-    if (this.normalizedNameExists[path]) path = this.getNormalizedName(path) // ensure we actually use the normalized path from here
+    if (this.normalizedNameExists(path)) path = this.getNormalizedName(path) // ensure we actually use the normalized path from here
     var unprefixedpath = this.removePrefix(path)
     var exists = window.remixFileSystem.existsSync(unprefixedpath)
     if (!exists) return cb(null, null)
diff --git a/src/app/files/remixDProvider.js b/src/app/files/remixDProvider.js
index 796ac09a53..bbf9ce68a1 100644
--- a/src/app/files/remixDProvider.js
+++ b/src/app/files/remixDProvider.js
@@ -113,10 +113,6 @@ module.exports = class RemixDProvider {
     return true
   }
 
-  addReadOnly (path, content) {
-    return false
-  }
-
   isReadOnly (path) {
     return this._readOnlyMode || this._readOnlyFiles[path] === 1
   }