Some common links to solve your file error from here.

What is an APT file, and how to open it? What is an APT file A like many other well-known file formats, which are HTML, PDF, RTF, JPG, GIF, JPEG, SFV, GDOC, etc. here we need to know about another file format, which is an APT fileAn APT is an acronym of Almost Plain Text. … Continue reading Some common links to solve your file error from here.