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Calculator Community => TI Calculators => General Calculator Help => Topic started by: mooman219 on July 14, 2010, 07:09:55 pm

Title: Downgrade 2.53MP to v2.43?
Post by: mooman219 on July 14, 2010, 07:09:55 pm
Is it possible to do? 2.53 sucks really bad. Even some old basic programs i made, lag, eat more memory, and don't run as smoothly. if it is, where can i find v2.43 for my TI 84+ SE... And i do know its illegal. but this si the internet for god sakes!
Title: Re: Downgrade 2.53MP to v2.43?
Post by: BrandonW on July 14, 2010, 07:14:30 pm
It's illegal and TI monitors this and other forums, so we couldn't post a response with where to find such a thing. There was a time where you could e-mail them and ask for the earlier version and they would send it to you, but I think they may have stopped that. It's worth a shot, at [email protected].

Once you get the upgrade, yes, of course, you can switch to any OS version you want. It doesn't prevent you from downgrading like the TI-Nspire does.
Title: Re: Downgrade 2.53MP to v2.43?
Post by: mooman219 on July 14, 2010, 07:16:55 pm
Sigh, Ill Give it a shot with the Email, Thank you anyway for helping.
Title: Re: Downgrade 2.53MP to v2.43?
Post by: Builderboy on July 14, 2010, 07:41:05 pm
Note that its not so much that TI is monitoring this site, but that 1and1 (which hosts the site) would shut it down if they ever found out that we were partaking in any illegal material.  That said, google is your friend in this one ;)
Title: Re: Downgrade 2.53MP to v2.43?
Post by: yunhua98 on July 14, 2010, 08:46:13 pm
*cough*PM me with your email*cough*

Mods, feel free to remove if violates rules.

nvm, I found a link on ti which provides the download, I just have to find it. ;)
It was for a different country but oh well, here's an archive:
http://web.archive.org/web/20080420184420/http://education.ti.com/educationportal/downloadcenter/SoftwareDetail.do?website=US&tabId=1&appId=6014
Title: Re: Downgrade 2.53MP to v2.43?
Post by: calcdude84se on July 14, 2010, 08:51:15 pm
I used web.archive.org (http://web.archive.org)
Worked perfectly.
Title: Re: Downgrade 2.53MP to v2.43?
Post by: matthias1992 on July 15, 2010, 02:24:28 pm
THANK GOD!
I really needed this. I truly HATED the new Os except for the highlighting feature. But damn was it slow! TYVM
Title: Re: Downgrade 2.53MP to v2.43?
Post by: DJ Omnimaga on July 19, 2010, 04:29:00 am
Isn't 2.43 still available on the Singapore page on TI website too? Sometimes Archive.org is slow and maybe TI will eventually send them DMCA notices too x.x
EDIT: it is http://education.ti.com/educationportal/sites/ASIA/nonProductMulti/singapore_apps.html

As for the new OS, not only it is slow, especially 2.53MP (2.54 isn't as bad), but it also had compatibility issues with certain softwares (such as Reuben Quest 2, Illusiat 2004, xLIB, Omnicalc and The Reign of Legends 2)