Solution 1 – Disabling Protected View Settings ❶ Go to the File tab. ❷ Select Options. The Excel Options dialog box will pop up. ❸ Select Trust Center > Trust Center Settings. The Trust Center dialog box will appear. ❹ Go to the Protected View option. ❺ Uncheck the following three options from the Protected … Continue reading [Fixed] Excel Protected View Editing This File Type Is Not Allowed: 2 Solutions