+        } catch (Exception e) {
+            Log_OC.e(TAG, "Exception upgrading account names or paths in database", e);
+        }
+    }
+
+
+    /**
+     * Rename the local ownCloud folder of one account to match the a rename of the account itself. Updates the
+     * table of files in database so that the paths to the local files keep being the same.
+     *
+     * @param db                    Database where table of files is included.
+     * @param newAccountName        New name for the target OC account.
+     * @param oldAccountName        Old name of the target OC account.
+     */
+    private void updateDownloadedFiles(SQLiteDatabase db, String newAccountName,
+                                       String oldAccountName) {
+
+        String whereClause = ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " +
+                ProviderTableMeta.FILE_STORAGE_PATH + " IS NOT NULL";
+
+        Cursor c = db.query(ProviderTableMeta.FILE_TABLE_NAME,
+                null,
+                whereClause,
+                new String[] { newAccountName },
+                null, null, null);
+
+        try {
+            if (c.moveToFirst()) {
+                // create storage path
+                String oldAccountPath = FileStorageUtils.getSavePath(oldAccountName);
+                String newAccountPath = FileStorageUtils.getSavePath(newAccountName);
+
+                // move files
+                File oldAccountFolder = new File(oldAccountPath);
+                File newAccountFolder = new File(newAccountPath);
+                oldAccountFolder.renameTo(newAccountFolder);
+
+                // update database
+                do {
+                    // Update database
+                    String oldPath = c.getString(
+                            c.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH));
+                    OCFile file = new OCFile(
+                            c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PATH)));
+                    String newPath = FileStorageUtils.getDefaultSavePathFor(newAccountName, file);
+
+                    ContentValues cv = new ContentValues();
+                    cv.put(ProviderTableMeta.FILE_STORAGE_PATH, newPath);
+                    db.update(ProviderTableMeta.FILE_TABLE_NAME,
+                            cv,
+                            ProviderTableMeta.FILE_STORAGE_PATH + "=?",
+                            new String[]{oldPath});
+
+                    Log_OC.v("SQL", "Updated path of downloaded file: old file name == " + oldPath +
+                            ", new file name == " + newPath);
+
+                } while (c.moveToNext());
+            }
+        } finally {
+            c.close();
+        }