Tips, guides & updates

Deleted the Wrong Page? PDF Numbering Is the Reason

Page tools count physical position from the first sheet, not the number printed at the bottom. How the two drift apart, and how to get the right number every time.

Send One Page of a 90-Page PDF, Not the Whole File

How to pull a single signature or statement page out of a long PDF so it stays searchable and small, and the one thing extraction will not do for you.

Why Your PDF Turns Sideways Again After You Rotate It

Rotate in Chrome and the file never changes. Here is what a PDF actually stores, why one press of 90 degrees sometimes lands upside down, and how to check.

Finding a File's Real Last-Edited Date, Not Today's

Your laptop says the forwarded quotation was modified today. It wasn't. Here is where a file's real dates live, which formats keep them, and what they prove.

Check If Your Photos Are Carrying Your Home Location

Marketplace photos can carry the coordinates of the room they were taken in. How to check a photo in seconds, what else is stored, and how to actually remove it.

In-Depth How-to Guide

Portal Says Invalid File Type but Your JPG Looks Fine

A renamed PNG is still a PNG, and upload forms check the bytes. How to confirm what your file really is, which mismatches are harmless, and how to fix a real one.

In-Depth How-to Guide

Compress a 300 MB Scanned PDF Without Freezing the Tab

A 180-page, 312 MB scan crashes the tab and comes back as a ZIP. Why that happens, what each level does to your pages, and the cheaper step to take first.

In-Depth How-to Guide

How to Reduce PDF Size for College Admission Forms

Learn how to reduce PDF size for college admission forms while keeping marksheets, certificates, photographs, signatures and important text readable.

In-Depth How-to Guide

How to Compress PDFs for Online Exam Forms

Learn how to compress PDF documents for online exam forms while keeping certificates, marksheets, signatures, stamps and important text readable.