Tips, guides & updates

Rotate Only the Sideways Pages of a Scanned PDF

Six pages of a 24-page scan came out sideways and the rest are fine. Here is how to turn only those pages, what the page-number box accepts, and the traps.

Duplex Scan Left Blank Pages in Your PDF? Delete Them

A two-sided scan of single-sided paper doubles your page count with near-blank backs. How to remove them safely, and when to rotate them instead.

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.