View source for 5.5.5

{{Infobox system update
| reldateusa = March 1, 2021
| reldateeur = March 1, 2021
| reldatejap = March 1, 2021
| verdata = 608 (0x260)
| changedos = [[OSv10]]
| wiimpersonator = https://wii.marcan.st/wiimpersonator/reports/wiiu/USA/20210302-000549.log
| ninupdates = https://yls8.mtheall.com/ninupdates/reports.php?date=2021-03-02_00-00-33&sys=wup
| olderver = 5.5.3]]<br />[[5.5.4]] (PAL only)<span style="display: none">
| newerver = 5.5.6
}}
The Wii U 5.5.5 system update was released on March 1, 2021. This was released in Europe, North America & Japan.

==Changelog==
[http://en-americas-support.nintendo.com/app/answers/detail/a_id/3070/p/431/c/267 Official] USA changelog:
* Further improvements to overall system stability and other minor adjustments have been made to enhance the user experience

==System Titles==
VersionData and the OS (OSv10) was updated.

==VersionData==
5.5.4 -> 5.5.5

==OSv10==
Almost all RPL files were updated, it's still unsure if there're other modifications than the build dates.

The IOSU image was also modified, only the IOS-NSEC section has been modified.

A SSL verification callback was [https://pastebin.com/LVz6UMmd updated] (the function @ 0xE1006970), the reason is still unclear.

{{Navbox system updates}}