1, the most common way is to click the relevant button from the menu bar to operate. Open the document you want to find and replace. Take ","as an example.

2. In the menu bar, click Start, and then click the inverted triangle under Edit in the common tools at the beginning.

3. Bring up the edit menu and click the "Replace" option.

4. Bring up the editing tab and enter "."in "Find Content"; Enter what you want to replace in Replace With. If you just search for it instead of replacing it, please don't enter anything in Replace With, click Find Next to find what you need to see, or click Find above to find it. If you need more search options, click More.

5. Investigate more search options, check the required options, and then perform the fourth step. This is a substitute. Replace them all at once. Click Replace All.

6. Replace all the contents that need to be replaced immediately.

7. Look here, it has been replaced by new content.

Method 2: Quick operation

1. Use the shortcut key "CTRL+F" to call up the search menu, which is located on the left. Click the inverted triangle at the back.

2. Then click Replace to open the Replace tab window.

3. The replacement window is called out, and it can be searched and replaced like the operation in method 1. If you need more search criteria, just click "More".