A document upload can fail for being too light as well as too heavy. Some government and recruitment portals put a floor under each file, commonly 50KB, 100KB or 200KB, to screen out blank or broken uploads, and a one-page typed declaration saved to PDF can weigh 30KB and get bounced. The page itself is complete; it holds fewer bytes than the rule expects.
This page raises the weight without re-rendering anything. Unused padding data is written into the file structure, which every PDF reader skips, so the pages you open afterwards are the same as before: same text, same scans, same fonts, same page count. The minimum box starts at 100KB; change it to the figure in your notice. The result lands a little above the floor, by a few hundred bytes at most.
How to use it
- Type the minimum from the notice into the box, or leave 100KB if that is the figure you were given.
- Add the PDF that was refused.
- Press Increase; the padded copy is written and its new size is shown next to the old one.
- Download and upload that copy. Open it first if you want to see for yourself that the pages are unchanged.
How weight is added without touching a page
A PDF is a container of numbered objects, such as pages, fonts and images, plus a table that says where each one sits. Readers follow the table and draw only what it points to, so data the table does not reference is never shown. This page adds exactly that kind of unused data until the file crosses your minimum. Nothing is re-compressed, no image is re-encoded and no page is rendered, which is why a searchable PDF stays searchable and a scan keeps every pixel it had.
A PDF size increase that lands just above the minimum
The target is the floor, not a round figure above it. A 38KB file asked to reach 100KB comes back at 100KB plus a few hundred bytes, never at 150KB, because adding more than necessary would only risk a ceiling the same form may also have. If the file is already heavier than the minimum you typed, the page says so and offers it back untouched, since there is nothing to fix. Padding adds no pages and changes no page size, so a portal that counts pages sees the same document.
When the form has a minimum and a maximum
A range such as "between 100KB and 500KB" can go wrong at both ends, and this page only pushes upwards. For a file that is too heavy, or one that must be brought under a ceiling and then held above a floor, use the compressor with its minimum option switched on: it gets the file under the maximum first and pads it over the minimum if the compressed result fell short. The PDF resize in KB page, linked below, is set up for that case. Return here only when the sole complaint is that the file is too small.
Frequently asked questions
- Will the padded PDF look any different?
- No. Padding sits in parts of the file no reader draws, so every page renders identically, text copies out the same way and the page count is unchanged. Opening the before and after side by side shows no difference apart from the byte count.
- Could a portal detect the padding and reject the file?
- The result is a valid PDF that any reader opens normally, and upload checks measure size and format rather than what fills the gaps between objects. The padding is plain unused data inside the structure, the same kind of slack many editors leave behind on an ordinary save.
- Why not add a blank page or a picture to make it bigger?
- Because that changes the document. An extra page can break a page-count rule, and a pasted image alters what the verifier sees. Padding reaches the minimum with the content exactly as it was, which is the only change a portal with a size floor is asking for.
- Can I increase a PDF to 100KB when it is only 12KB?
- Yes. The gap does not matter; the padding is sized to whatever is missing, so a 12KB file reaches a little over 100KB in one pass. If a notice also gives a maximum, make sure the figure you type is the lower of the two numbers.