# New Firmware with New PicoCalc

**URL:** <https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283>\
**Category:** PicoCalc\
**Created:** [October 29, 2025, 2:04pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283 "2025-10-29T14:04:41Z")\
**Posts on this page:** 9\
**Page:** 1

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**Author:** ![UtahPilot](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/utahpilot/32/13793_2.png) [@UtahPilot](https://forum.clockworkpi.com/u/UtahPilot)\
**Post date:** [October 29, 2025, 2:04pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/1 "2025-10-29T14:04:41Z")

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Installed Firmware: PicoCalc BootLoader V v1.0  
PicoMite cbf6d71.bin  
PicoMite MMBasic RP2040 V6.00.02 RC23

I got my PicoCalc yeaterday. Got it up and running with no broken screen. However, when I turned it on I got a Bootloader instead of MMBasic. I have no idea what this Bootloader is or what it does. I just want to write some mmbasic programs on my PicoCalc. Can anybody (Toml?) tell me how to get raid of the Bootloader so that my PicoCalc will boot to MMBasic on startup? - Thank you! - Jim

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**Author:** ![snipeytje](https://avatars.discourse-cdn.com/v4/letter/s/2bfe46/32.png) [@snipeytje](https://forum.clockworkpi.com/u/snipeytje)\
**Post date:** [October 29, 2025, 2:25pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/2 "2025-10-29T14:25:24Z")

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the standard bootloader allows you to flash the pico from the pico without a PC, but it requires special modified firmware files.

Normal pico firmware files are .UF2 files and you can flash those directly to the pico or install a different community bootloader that can load the unmodified firmware files.

So you can either flash mmbasic directly to the pico or the uf2 loader which then loads mmbasic automatically while allowing you to switch to a different firmware easily

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**Author:** ![UtahPilot](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/utahpilot/32/13793_2.png) [@UtahPilot](https://forum.clockworkpi.com/u/UtahPilot)\
**Post date:** [October 29, 2025, 2:42pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/3 "2025-10-29T14:42:42Z")

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Thank you snipeytje. I don’t want to use my PicoCalc for anything else besides MMBasic. How do I get rid of the bootloader so that I can flash V6.00.03?

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**Author:** ![snipeytje](https://avatars.discourse-cdn.com/v4/letter/s/2bfe46/32.png) [@snipeytje](https://forum.clockworkpi.com/u/snipeytje)\
**Post date:** [October 29, 2025, 2:58pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/4 "2025-10-29T14:58:00Z")

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you need an mmbasic uf2 file and then flash that on the pico just like any other uf2 file with the bootsel button

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**Author:** ![tabemann](https://avatars.discourse-cdn.com/v4/letter/t/df705f/32.png) [@tabemann](https://forum.clockworkpi.com/u/tabemann)\
**Post date:** [October 29, 2025, 3:23pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/5 "2025-10-29T15:23:45Z")

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@UtahPilot I posted about this in another thread, see here:

> [@When should deliveries of PicoCalc start?](https://forum.clockworkpi.com/t/when-should-deliveries-of-picocalc-start/16166/461):
>
> I would recommend removing the Pico 1H that comes with your PicoCalc and installing a Pimoroni Pico Plus 2W and flashing the desired UF2 file with the BOOTSEL button on applying power via the Pico Plus 2W’s USB by first copying a new (i.e. supports RP2350) flash nuke to the USB Mass Storage device that appears, and then copying your desired target UF2 file to the second USB Mass Storage device that will appear once the flash nuke is complete. You can get the UF2 file for the latest PicoCalc Pic…

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**Author:** ![UtahPilot](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/utahpilot/32/13793_2.png) [@UtahPilot](https://forum.clockworkpi.com/u/UtahPilot)\
**Post date:** [October 29, 2025, 5:37pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/6 "2025-10-29T17:37:21Z")

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Thank you, tabemann. OK. First,I would like to stick with my Pico 1H card. My MMBasic programs are small. I kind of understand what you are saying. I just now downloaded the UNIVERSAL\_FLASH\_NUKE.uf2 file. I already have the PICOCALC\_PICO\_V6.00.03\_PICOCALC.uf2 file. Do I need anyother files? So, with these two files stored on my laptop, I connect my PicoCalc to my computer using the BOOTSEL button. Then I drag (copy) the NUKE file to the UBS Mass Storage device that appears. When that program is finished, a second USB Mass Storage device will appear and I then drag (copy) my PICO\_V6.00.03 file over to it. Is that all? When I disconnect my PicoCalc and pust the on/off button it should open up in MMBasic, right?

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**Author:** ![tabemann](https://avatars.discourse-cdn.com/v4/letter/t/df705f/32.png) [@tabemann](https://forum.clockworkpi.com/u/tabemann)\
**Post date:** [October 29, 2025, 5:39pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/7 "2025-10-29T17:39:33Z")

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Yes, once you’ve followed those steps it should boot in MMBasic – the only but is you have to make sure you are using the proper UF2 file for your Pico 1H board and not one for a Pico 2 or Pico 2W.

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**Author:** ![UtahPilot](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/utahpilot/32/13793_2.png) [@UtahPilot](https://forum.clockworkpi.com/u/UtahPilot)\
**Post date:** [October 29, 2025, 6:53pm UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/8 "2025-10-29T18:53:51Z")

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Yes! That worked!! Thank you very much, tabemann! Now to get on with some codeing!!

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**Author:** ![jameel\_perkins](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/jameel_perkins/32/8025_2.png) [@jameel\_perkins](https://forum.clockworkpi.com/u/jameel_perkins)\
**Post date:** [October 30, 2025, 12:56am UTC](https://forum.clockworkpi.com/t/new-firmware-with-new-picocalc/20283/9 "2025-10-30T00:56:48Z")

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Hi snipeytje I’m JameelPerkins asking can Picocalc download streaming apps like ps remote play **Chiaki ?**
