This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to solve the lnk file extension problem in windows 
Download the registry fix for windows. 
Usually ,. Lnk extensions fail to work properly due to a failed windows update, missing files or files corrupted by malware. You can download and run. Lnk file association fixes to solve this problem.

Pick your answer from: (1). Right click on the " k7 " menu or " jump " button. This will bring up your registry editor.. (2). Research likely websites or vendors that configure the file extension when they install this auto-fix. You are likely to have longer to decompress the windows running program.. (3). Download the registry fix from the nk website. Click on " tools " and then " nk install ".. (4). For windows 8, windows 8.1 and windows 10, download file association fixer v2. This tool also supports windows 7 and both 32-bit and 64-bit..
The answer is:
(4).