PS Vita release: ARK eCFW for the UNO exploit

ARKThe PRO team (the people behind the PRO Custom Firmware, probably the most popular piece of software of the PSP scene these days) are back with a huge release: a PSP CFW for the Vita, running on the recently revealed UNO exploit. Codename: ARK

If you’ve been using the UNO exploit, ARK is basically an alternative to Total_Noob’s CEF. At the core, ARK is a port of Pro CFW to the PS Vita, and seems to bring features that might be lacking in CEF. In particular, the Readme emphasizes the following:

Features

  • PSX game support (soundless so far, our sound plugin is too glitchy for public use at the moment)
  • ISO/CSO game support
  • NoDRM Engine for decrypted dlc playback
  • MS-SpeedBoost (most noticable on games like soul calibur)
  • Stargate Game Patches (fixes several anti-cfw games)
  • Customizable Main Menu
  • Plugin support
  • Recovery support
  • ISO-cache support (speed up ISO gaming)

Some of you might remember a leak of some of Coldbird’s work a few months ago, which led him to leave the scene. ARK is the project that was leaked back then (although the leak was encrypted, and therefore not usable), and that the Pro team decided to release today. I assume the decision was taken a while ago, but porting the existing work to the new firmware 2.02 might have taken some time.

Although I haven’t tried this specific build, I was lucky enough to try early builds of the ARK project a few months ago, and overall I was impressed. Coldbird left the scene while he was in the middle of bringing sound support to PS1 games, so it is unclear if the sound plugin for PS1 will ever see the light of day, but independently of that, I am pretty sure ARK brings a nice new option to those of you looking for alternatives to CEF.

Credits for the ARK project are the following (from the readme):

  • Dark_Alex for the initial M33 CFW who guided us mentally through several CFW generations by giving good examples on how to patch Sony OFW.
  • VirtuousFlame: For the ISO Loading Code, Custom PSX EBOOT Support, PSPCipher and most of the CFW related code.
  • Coldbird: For Proshell, and all his CFW related code & Vita redesign of PROCFW.
  • Yosh: For the initial sceWlanGetEtherAddr leaked kxploit, yMenu, other kxploit related things and various pieces of code.
  • thecobra & frostegater: For precisions about this kxploit.
  • neur0n for his syscall execution in kernel mode, several bug fixes and other CFW related code.
  • ardi for his umd4homebrew to enable UMD in homebrews.
  • Zer01ne for the initial Uno exploit discovery.
  • All our testers.
  • And last but not least – Sony for making wonderful, however very locked down, portable gaming handhelds.

Download, install & use

You can download the files here. You’ll notice that one of the download links is “ad sponsored” (linkbucks). We offer alternate links, but the revenue from these ads go to the Pro team and help fund things such as the server for Prometheus online. Alternatively, the pro team has a donation link for those who want to show their support.

In order to install, just unzip the savedata matching your region to your CMA folder, and install the savedata using CMA, like you would install any other PSP savedata to your vita (more details in the readme). If you’re on Windows, we recommend to use OpenCMA when you copy files to and from your vita.

To run ARK, once you’ve installed the Savedata to your Vita, just run UNO, and press “X” when asked to do so by the game, this should load the eCFW menu.

Coldbird’s FTP for Vita is also a recommended tool to install once you’re all set, to make copying backups and homebrews easier.

As I said, I haven’t tested this build yet, so give the files a try, and post your comments here. In particular, I’m sure we’d all like to know how it compares to CEF :)

Important note: This release requires that you are running on a PS Vita with firmware 2.02 or lower. It also requires you to have a legit copy of the PSP game UNO installed on your Vita. UNO has been removed from the PSN by Sony a few days ago, so if you missed the exploit announcement and don’t have the game on your Vita, you’re out of luck, this release will not help you in that case.

  1. gta9246’s avatar

    Hey can someone tell me how do i activate ISO/CSO games on this ARK program?
    P.S. I still have ISO games(Patapon 1 and 2) from Total_Noob’s CEF program, but i dunno how to use them in ARK, so can someone send me also that?

    reply here or send me a message to: eminemtricki@gmail.com

    Reply

  2. Someone Else’s avatar

    Just navigate to your ISO folder, or use Coldbird’s FTP program to move the ISOs into PSP/Games.

    Reply

    1. gta9246’s avatar

      dude that doesn’t help me too much… is it the same way as in Total_Noob’s CEF program? if not then tell me how

      Reply

      1. Nauman’s avatar

        hey
        if u have copied the games by previous method, you can still access them, just press the up button two times and when reached the top, go left until you find the folder named psp, open it and the iso games will be there

        Reply

        1. Nauman’s avatar

          sorry my mistake, look for folder named iso

          Reply

  3. marko4449’s avatar

    ffs i must be the unluckiest person in the world uno exploit was online for so long and my us psn card didnt come in time ;___; now im here hoping for a new exploit does god hate me or something?

    Reply

    1. Lion_Amongst_Men’s avatar

      To be blunt whining gets you nowhere every kexploit game has a surface time people who were able to get the game before Sony took it off the market got it by chance

      Sony tends to take off the game if not within the hour the game name is announced just give it some time and their will be a new one around the corner

      Go to the main page and their should be a “New exploit” if its real than it should be released soon if not before the next Sony patch or shortly after

      Reply

    2. Albie85’s avatar

      If any 1 can tell me how to share game download on my ps3 then they can have UNO I know people used to be able to do it but I don’t no if they stopped it??

      Reply

      1. Rickboss’s avatar

        Dude if youre willing to share youre info id love tio download uno, i was off by a couple of days. add me on psn first and reply…. PSN ID RickBoss-1

        Reply

    3. >_>’s avatar

      Sucks to be you.

      Reply

    4. Anderson’s avatar

      YOUR TEARS ARE DELICIOUS

      Reply

  4. Lion_Amongst_Men’s avatar

    Please read the comments i talked about this several times you will find the information you need in the comments you just need to take time to find it

    Reply

  5. lidoror’s avatar

    how can i install cwcheat on the exploit?

    Reply

    1. StanSmith’s avatar

      READ thats how.
      GO back and read the first and 2nd page and you will find out.

      Reply

  6. Mr Jack’s avatar

    Oh god yes.. Im so excited!
    Does this allow Online play through wifi with the Adhoc games such as Monster Hunter Freedom Unite?

    Reply

    1. Lion_Amongst_Men’s avatar

      YES! :) i was playing Kingdom Hearts birth by sleep and Phantasy Star Portable online and it worked flawlessly with no lagg whatsoever! ^^

      I cant speak for other games atm but im assuming most if not all will work fine and if their are issues im sure they will be addressed.

      hope this helps!

      Reply

      1. BrokyPR’s avatar

        how can i play adhoc games over wifi?

        Reply

  7. Lion_Amongst_Men’s avatar

    Notes:
    -PSP FILER ver.6.6 = Crashes when you press start

    -gpSP kai 3.2 = text menu is unread-able upon booting up

    -Recovery Menu needed to boot ISO games from save data (Games backed up in the system apear in ISO folder but not new ISO games)

    -Ark save data (NPUH10027DATA00) not showing in the YMENU
    ms0:/PSP/SAVEDATA/ The save folder can be seen and ISO games can be launched through recovery menu (NPUH10027DATA00)

    That seems to be the only issues I could find

    Reply

    1. jony’s avatar

      after installing ISO, can’t find it on the ARK menu, i tried to search it even on every folder there but it doesn’t showing up. But you can run ISO through recovery menu..

      Reply

  8. Jekeje’s avatar

    but what ps1 games are supported with this custom firmware?

    Reply

  9. TROLLZ’s avatar

    So.. how do u put ISO into my vita again…? =.=

    Reply

    1. Lion_Amongst_Men’s avatar

      Read my comment i already covered this subject

      Reply

  10. peter’s avatar

    i put a psx EBOOT.PBP game and it the screen go black can any one tell me where to get the Plugin for psx games

    Reply

  11. cosmas’s avatar

    Please sb help me! I have open cma,i transfered ark in my vita but when i run the exploit i got this error C1-2858-3.
    I had tn menu and everything was ok but now i only have access to the recovery! Please help!

    Reply

    1. Ruggiero’s avatar

      Keep calm :) , just go to Settings>Data management>PSP> and delete any corrupted data, i hope that you can solve your problem with this, sorry for my english :D

      Reply

  12. lidoror’s avatar

    how do i quit the game?

    Reply

  13. kaiserlufet’s avatar

    Finally Patapon 3 and tekken 6 working on ARK

    Reply

  14. slightgrey’s avatar

    How do I quit the game and back to PSP menu?

    Reply

    1. Erich’s avatar

      L+R+start+down (dpad)

      It’s been posted many times already.

      Reply

  15. mangosteam’s avatar

    make 1.81 file aswell for gravity if you can

    Reply

  16. DoombringerLucifer’s avatar

    I still don’t understand where i have to put PSX games and if I have still to make them into a ZIP.

    Reply

  17. Dario’s avatar

    change cpu clocK in ARK cfw psp in vita 2.02?

    Reply

  18. cscash241’s avatar

    Any chance of a back-port to the tn games like SC3?

    Reply

  19. Pluralitas’s avatar

    Is there a way to copy the iso from the savedata to the game folder just using the Ark’s recovery menu. It would be nice if its all in one package

    Reply

  20. krystabegnalie’s avatar

    so far so good, legend of legaia works in the ark fw, though no sounds i can live it without it for the moment hehehe

    Reply

  21. traveller’s avatar

    I was getting “Reached loader” and then Error C1-2858-3 popup after a minute or so after switching to ARK. I switched back to TN-C and deleted all the ISOs in /ISO with VITA FTP, and now ARK is able to load.

    Any idea what the trigger is for this error? Could be really annoying to upload a random ISO that causes the eCFW to fail loading later.

    Reply

    1. traveller’s avatar

      I noticed the ARK recovery menu can remove files or run the VITA FTP directly. If anybody has this problem, try using th recovery menu to delete one ISO at a time to find which one causes the problem.

      Reply

  22. Gandalf’s avatar

    I have no problem in using the old save UNO then continue with it … xD

    Reply

  23. traveller’s avatar

    Does anybody know how to view/change settings for ARK?

    Reply

  24. javier’s avatar

    hi i want to know how to install ftp vita on this new exploit?

    Reply

  25. Weno’s avatar

    so is it possible to download psx games from the psx store like you can on a modded ps3 just like the “eboots” where if we have the direct link you can download the stuff… so what i am trying to say is.. say i wanted spyro from ps1 and its on the psx store for ps3 but not for vita can i download it somehow and install in on the vita since its hacked?? like you can on a modded ps3?

    Reply

  26. zutton’s avatar

    anyone tried the “Prometheus online” ? so we can play online with psp game.

    Reply

  27. Austin’s avatar

    Hey so I have a question, I was previously running CEF and had installed a PSP ISO and two emulators. I just upgraded to ARK and im confused on how I would delete my old iso that I had extracted.

    Reply

    1. Austin’s avatar

      Nevermind, figured it out

      Reply

  28. shawn’s avatar

    so with this new cfw can i play psvita iso or just psp iso?

    Reply

    1. Ruggiero’s avatar

      only psp iso and psx

      Reply

  29. Matthew’s avatar

    Where can i transfer iso psp game?
    it doesn t work with iso folder

    Reply

  30. Ruggiero’s avatar

    How to open configuration menu on Ark? does it exist a configuration menu? sorry for my eng

    Reply

  31. Ruggiero’s avatar

    With ARK, the screen blink when I run PSP Filer :(

    Reply

  32. Jeff’s avatar

    Anyone get a SNES emulator working? If so, which version? My version of snes9xTYL loads but freezes when starting a game.

    Reply

  33. cucu’s avatar

    if u hold the right trigger while loading save file for uno it goes to recovery mode?

    Reply

  34. ahmed hassona’s avatar

    can any one post plugins.txt with cwcheat and where should i put file

    Reply

  35. clarens’s avatar

    i need help i had cwcheat working but after installing ark it doesnt work anymore holding down select dont bring up the menu i made sure i moved my game and pop txt to the ark save data before overwriting the saves pls help

    Reply

  36. synaze’s avatar

    Awesome work, thanks to the Pro team for releasing this to everyone. I was using TN CEF and had no complaints, but Quake Arena homebrew wouldn’t run on it. ARK runs it just fine so ARK definitely has better compatibility. ISO’s and homebrews seem to load faster also. Kudos…keep up the great work!

    Reply

  37. Hardin’s avatar

    So can we apply patches to ISOs with this? I’m thinking of the slowdown fix to Final Fantasy Tactics WOTL

    Reply

  38. tonyneyer’s avatar

    HELP!!!! the Ark exploit worked for a few days or something and now i keep getting this “C1-2858-3″ error i dont know what to do!!!1
    HELP!

    Reply

  39. guy9988’s avatar

    can any1 help me ive tried getting an iso on my vita but cant seem to find it i put it in a savedata file and it doesnt show i tried ftp but after getting 25% it fails… any ideas?

    Reply

  40. Matthew’s avatar

    Help please!
    I have ISO s psp game it shows normal but i cant launch
    them. There is only iso files without images of psp games
    like on ecfw tnc menu.
    thanks anyone.

    Reply

  41. psvitafan’s avatar

    Here are some PSP and PSV Backgrounds with different colors for ARK_2.0x_eCFW !

    http://www.file-upload.net/download-7056681/PSP_PSV_Colors_ARK_2.0x_eCFW.rar.html

    Reply

  42. Zyphs’s avatar

    Well i got cwcheats running but i have a huge problem the value of the game i’m running seems to be confused
    E.x running tekken 6 the cwcheats thinks it’s patapon 2?

    Reply

  43. ThatGuyWithSixMagikarp’s avatar

    Is there a way to play PSPmini ISOs with the ark-release?

    Reply

  44. Gravespace’s avatar

    ARK is da BOMB!!! mad tnx, peace, hope sound workz soon.

    Reply

  45. Zeuso’s avatar

    Useless now that UNO is gone from the Stores, guess have to wait forever for the next exploit.

    Reply

    1. wololo’s avatar

      This is useful for the thousands of people who got the UNO game in time :)

      Reply

  46. guy9988’s avatar

    can someone give me a tut on using cwcheats like with the text files and stuff cuz i had it on my psp go but i sold it awhile back and dont remember how to do it.

    Reply

  47. Stargate’s avatar

    Can I take my vita to a game store and do you think they can use my vita and do this for me as I haven’t got a clue how to do this, and I have tried my but off, yes I have the UNO game.

    Reply

  48. Lawliet156’s avatar

    Does this mean we can run Vita ISOs?

    Reply

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