1, the use of cell phones come with editing tools: most of the camera apps that come with cell phones have a simple editing function, you can make some basic adjustments to the photo, such as adjusting the brightness, contrast and so on.

2, use third-party photo processing apps: There are many free or paid photo processing apps on the market, such as Snapseed, VSCO, etc., which provide more editing tools and features to make finer processing of photos.

3, through AI technology: some photo processing apps also use artificial intelligence technology, which can automatically identify the blurred parts of the photo and clarify them.

4, using online photo processing websites: Some online photo processing websites, such as Fotor and Canva, also provide some basic editing functions that can help users to process their photos.

5, use Wakeup App: Wakeup is a big popular photo retouching app with rich filter material and comprehensive photo editing functions, which supports to fix the blurred photos clearly.

6, use StylerAPP: Styler has a variety of interesting special effects and a variety of practical editing features, including photo repair function, after its repair of the photo quality significantly enhanced, the text content has become clearly visible.