Save as to PDF and Convert PDF files to MS Office 2013

1. Convert a document Microsoft Word 2013 to PDF 
You can save your Word document as a PDF file.

Click File > Export > Create PDF/XPS.

2. Convert PDF Files to MS Word 2013 
Edit PDF content in Word 2015
A PDF file is a type of file that is designed to be viewable on any computer. if you need to edit a PDF file for any reason, Word 2013 allows you to edit it by converting it into a Word document. Converting a PDF file into a Word document may cause some graphics and content to look different or disappear altogether.

Click File >Open (Find the document) > A dialog box will appear confirming whether you want to convert the PDF file into a Word document. Click OK.

[Fixed] Excel Cannot Complete this task with available Resources - Microsoft Office 365

If you have a n Excel problem with the error message " Excel Cannot Complete this task with available Resources. choose less data or close other application" Follow the Instruction below to solve the problem.

I found this error when using Microsoft Office 365 and here's the steps: