If you have confidential files that you do not want others to access, you can encrypt them. For the office files, you have several ways to encrypt them so that the files will not exposure to others.
How to encrypt files in office?
The Microsoft has a built-in feature that enable you to encrypt the individual files. Open an office file, click File>Info>Protect Document, and then click Encrypt with Password. Type in your password and then press Enter. Then your file has been encrypted, you have to enter the password to open it next time.
Encrypt other files in Windows
Windows encryption system enables you to encrypt the files and file folders. Find the file or folder you need to encrypt, right-click it. Select Properties and open the window. Behind the General tab, you will find a button called Advanced…, click it. In the open window, check the option of Encrypt contents to secure data and click OK. Then you are required to choose the extensive you want the encryption to be. You can choose to apply the encryption to this folder only or to all files and folders. There will display “Back up your files encryption key”, you need to click it before it disappear. You can back up your encryption key to other devices in case the key is lost or damaged.
How to use data recovery software to restore lost files?
When you deleted files, or your files lost for some unknown reasons, they will not be erased from the hard drive if you have not add new data to replace them. The lost or deleted files only disappear from the system so you cannot find them on your computer. If you run a data recovery software to retrieve them, you will find all of the lost files can be scanned and be recovered. Backup is always the only perfect solution to recover your data. While most of people have no backups. As the data recovery software can only recover the data that have not been overwritten. Therefore, avoid overwriting is essential after data loss. Generally, Hdata recovery software can help you to recover all the files on the hard drive. If you have data loss, you need to run it immediately to try to retrieve all the lost data.
How to Get Lost Data Back with Hard Drive Recovery Software