1, open the picture in PS;
2. Click and hold "Quick Selection Tool" in the left toolbar, and select "Wand Tool" from the pop-up options;
3. Click on the text to be dug with the magic wand tool, and right-click and select "Select Similarity", so that all the texts to be dug are selected;
4. After selecting the text to be extracted, cut and paste it with the keyboard shortcut "Ctrl+X", and then extract the text with "Ctrl+V". Now the text is in a separate layer;
5. Delete the original background layer, click "File" and select "Save As" to save the extracted text and use it in other places.