As we all know, win7 pure version system has its own search function, and many users are used to using it to find files. In the process of use, many users have encountered such a problem, that is, when searching the contents of excel, word and other files, the search will automatically stop and nothing can be found. You can only search for content in txt text format. What happened? With this question, the following small series will share with you the specific solution.

1. Click the "WIN+R" key combination to open the "Run" window, enter the "regedit" character in it, and click Enter to open the registry editor;

2. Click to open HKEY-_ Local-_ Machine-System-Current Control Set-Controls-Content Index and other tabs in the Registry Editor;

3. Then, search in the window on the right, find the subitem of FilterFilewithKnownExtensions and double-click it to modify its key value to 1.

Next time you encounter a problem that win7 system can't find anything when searching excel and word files, please refer to the above tutorial to solve it in time. There are three simple steps. I hope it helps you.