By: KristinioX
Red John Smiley_X01
For Firefox Version 19.0
In my browser only works:
Header in px: 1366 x 107
Footer in px: 1366 x 46
So I rescaled it to 2553 x 200 (Header) and 2970 x 100 (Footer).
And it still works but when I create a new persona with the same porportion it don't work anymore.
Note:
Download PixelRuler (Freeware) to create your own optimal persona.
It helped me to find out the optimal width and height for my browser.
FYI: You're right, english is not my first language.
This add-on was removed from Firefox Add-ons Store on 2026-06-05
User Growth & Download Statistics
Manifest V2 Theme
- By:
- KristinioX
- Daily users:
- -
- Version:
- 2.0 Last updated: 2019-05-13
- Version code:
- 4166330
- Creation date:
- 2013-02-24
- Risk:
- Very low risk impact Very high risk likelihood
- Size:
- 233.89KB
- Source:
- Firefox Add-ons Store
- Data ingested on:
- 2026-06-05
- Compare stats and ranking:
- Red John Smiley_X01 vs DarkFox HD
- Red John Smiley_X01 vs Persona Design Test Grid Template Tool
- Red John Smiley_X01 vs Hetalia Nations Resized
Contact the developer
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Is Red John Smiley_X01 Safe?
Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.
Red John Smiley_X01 does not require any sensitive permissions.
Risk impact analysis details
- Low This permission has no access or impact on the user's system or data, thus carrying no risk.
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.
Red John Smiley_X01 is very likely to contain malware and should not be trusted. Avoid installing.
Risk likelihood analysis details
- Critical This extension is not longer available in the store
- Critical **** ********* *** ******* **** *** ***** *** *** *********
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