Guides
Practical file workflows, explained clearly.
Each guide is based on a real WoluTools workflow, its tested limits and the decisions a user still needs to make.
YouTube
How to make a YouTube thumbnail
Size limits, text that survives the phone feed, the cutout-and-headline recipe and when to hire a designer.
Read guide →YouTube Shorts
Shorts thumbnail size and safe zones
1080 by 1920, which parts the interface covers, how to upload a custom cover from desktop Studio.
Read guide →Email security
Read DMARC aggregate reports
What the daily XML files contain, how to sort senders into legitimate, forwarding and spoofing, and how to reach p=reject safely.
Read guide →PDF files
Compress a PDF under 2 MB
Where the megabytes come from, which method keeps the text selectable, and how to hit a portal limit on the first try.
Read guide →Excel workflow
Compare two price lists in Excel
Use XLOOKUP or Power Query and understand what still needs review.
Read guide →Product images
Fit vs Crop for product images
Choose consistent output dimensions without stretching or hiding the product.
Read guide →Image files
Compress an image to a target size
Understand quality search, format choice and when resizing becomes necessary.
Read guide →Product feeds
Review Merchant feed errors
Separate safe formatting fixes from missing business facts that need a person.
Read guide →Landlord data
Prepare service-charge data
Organise units, periods, evidence and readings before any country calculation.
Read guide →Procurement
Audit a supplier price increase
Separate changed, new and removed SKUs, check percentage changes and document exceptions.
Read guide →SKU matching
Match two price lists by SKU
Match supplier lists without losing leading zeros, hiding duplicates or confusing missing and removed products.
Read guide →Real structure
Price list comparison example
Download synthetic inputs and inspect the actual report structure.
Open example →