# \[HowTo\]\[Modding\] Homey Pro (Early 2023) - Resize user Partition on eMMC

**URL:** <https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591>\
**Category:** Questions & Help\
**Tags:** homey-pro, homey-pro-2023, modding, howto\
**Created:** [June 2, 2023, 10:20pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591 "2023-06-02T22:20:26Z")\
**Posts on this page:** 20\
**Page:** 4

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**Author:** ![Heff](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/heff/32/14652_2.png) [@Heff](https://community.homey.app/u/Heff)\
**Post date:** [January 30, 2024, 9:57am UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/62 "2024-01-30T09:57:03Z")

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Hello everyone. If I want to save myself the route of partitioning and use the CM4108008. Is that possible, or how should I proceed?

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**Author:** ![Sharkys](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/sharkys/32/54029_2.png) [@Sharkys](https://community.homey.app/u/Sharkys)\
**Post date:** [January 30, 2024, 10:28am UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/63 "2024-01-30T10:28:32Z")

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Do you mean without modifying / resizing partition ? Yes, it is, you will only restore USB backup.

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**Author:** ![Heff](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/heff/32/14652_2.png) [@Heff](https://community.homey.app/u/Heff)\
**Post date:** [January 30, 2024, 10:41am UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/64 "2024-01-30T10:41:04Z")

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that sounds good.

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**Author:** ![mroek](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/mroek/32/38044_2.png) [@mroek](https://community.homey.app/u/mroek)\
**Post date:** [January 30, 2024, 11:39am UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/65 "2024-01-30T11:39:55Z")

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Just to add to the above:  
You can also purchase the CM4108016 or CM4108032 and not bother with partitioning for now (just restore USB backup as normal). It will still work, but that leaves you the option to later do the repartitioning if you find that you need the extra space.

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**Author:** ![Heff](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/heff/32/14652_2.png) [@Heff](https://community.homey.app/u/Heff)\
**Post date:** [January 30, 2024, 2:00pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/66 "2024-01-30T14:00:26Z")

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This is the way.

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**Author:** ![Jorg\_Wissemann](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/jorg_wissemann/32/93786_2.png) [@Jorg\_Wissemann](https://community.homey.app/u/Jorg_Wissemann)\
**Post date:** [February 2, 2024, 9:47am UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/67 "2024-02-02T09:47:47Z")

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Absolutely, I just did that. So the most difficult part is to loosen the nuts of the heat sink 😉 non repartitioning hassle at all.

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**Author:** ![Ranney](https://avatars.discourse-cdn.com/v4/letter/r/848f3c/32.png) [@Ranney](https://community.homey.app/u/Ranney)\
**Post date:** [February 2, 2024, 10:16am UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/68 "2024-02-02T10:16:38Z")

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Haha, in my case, the most difficult part was getting the nuts fixed again on the new heatsink 🙈

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**Author:** ![Jorg\_Wissemann](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/jorg_wissemann/32/93786_2.png) [@Jorg\_Wissemann](https://community.homey.app/u/Jorg_Wissemann)\
**Post date:** [February 2, 2024, 10:29am UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/69 "2024-02-02T10:29:11Z")

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I kept the old heat sink for now, temperature is around 60° which should be ok (I hope)

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**Author:** ![Joergen\_Ask](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/joergen_ask/32/56630_2.png) [@Joergen\_Ask](https://community.homey.app/u/Joergen_Ask)\
**Post date:** [March 19, 2024, 1:07pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/70 "2024-03-19T13:07:29Z")

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Hi! Are you folks here able to do a USB to pc backup of homey pro after the CM4108032 upgrade and storage extension ?

Mine is stuck on arround 15% (guesstimate) on both linux laptop and mac

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**Author:** ![Ranney](https://avatars.discourse-cdn.com/v4/letter/r/848f3c/32.png) [@Ranney](https://community.homey.app/u/Ranney)\
**Post date:** [March 19, 2024, 2:22pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/71 "2024-03-19T14:22:55Z")

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Yes, this was possible until some weeks ago. Now it is indeed stuck on both of my homey’s 2023 with replaced CM4. I see that the script of the homey backup site is ‘changed’. So I expect a problem there. But not skilled enough to find out the issue. The terminal is stuck without any error’s.

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**Author:** ![mroek](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/mroek/32/38044_2.png) [@mroek](https://community.homey.app/u/mroek)\
**Post date:** [March 19, 2024, 5:08pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/72 "2024-03-19T17:08:01Z")

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I just noticed the eMMC wear issue, and now this? If they made changes to prevent people from backing up their upgraded 2023’s, then that’s a crap move from them.

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**Author:** ![Joergen\_Ask](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/joergen_ask/32/56630_2.png) [@Joergen\_Ask](https://community.homey.app/u/Joergen_Ask)\
**Post date:** [March 19, 2024, 7:00pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/73 "2024-03-19T19:00:42Z")

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I guess cloud backup is the way to go for now then

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<div class="post-metadata">

**Author:** ![mroek](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/mroek/32/38044_2.png) [@mroek](https://community.homey.app/u/mroek)\
**Post date:** [March 20, 2024, 2:36pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/74 "2024-03-20T14:36:20Z")

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Cloud backup isn’t really the same, but obviously very useful in it’s own right.

If it is no longer possible to do a local backup of Homeys with an upgraded CM4, I guess it also might not be possible to restore a backup taken earlier, which is also bad.

I suppose it is probably possible to do the backup work also through other means, like Raspberry Pi Desktop, but it is for sure less convenient. And I guess nobody really did the work to outline the steps needed either (or create a shell script to do it).

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<div class="post-metadata">

**Author:** ![Sharkys](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/sharkys/32/54029_2.png) [@Sharkys](https://community.homey.app/u/Sharkys)\
**Post date:** [March 20, 2024, 3:03pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/75 "2024-03-20T15:03:27Z")

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> [@mroek](#):
>
> , I guess it also might not be possible to restore a backup taken earlier

I believe (did not test it), it should work (restore), as this is not doing anything with partitions.

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<div class="post-metadata">

**Author:** ![mroek](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/mroek/32/38044_2.png) [@mroek](https://community.homey.app/u/mroek)\
**Post date:** [March 20, 2024, 3:22pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/76 "2024-03-20T15:22:17Z")

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Isn’t restore also doing things with partitions? At least it makes sure the partitions are created if you restore to a blank CM4 (after the initial install of a new CM4), but maybe it doesn’t do any changes to the partitions if they are already there?

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<div class="post-metadata">

**Author:** ![Sharkys](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/sharkys/32/54029_2.png) [@Sharkys](https://community.homey.app/u/Sharkys)\
**Post date:** [March 20, 2024, 4:28pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/77 "2024-03-20T16:28:41Z")

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Hm, for sure it’s not during cloud backup restore, that has been tested.

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**Author:** ![Ranney](https://avatars.discourse-cdn.com/v4/letter/r/848f3c/32.png) [@Ranney](https://community.homey.app/u/Ranney)\
**Post date:** [March 20, 2024, 4:41pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/78 "2024-03-20T16:41:45Z")

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I’ve tested that.  
A factory reset is creating / restoring the partitions to factory default. So a reset is possible after swapping the CM4 modules. A cloud restore is NOT changing the partitions. So possible is: factory reset, edit partition size, restore cloud backup.

But for now, USB backup is not possible. Sadly I don’t have a backup of the latest working scripts. Was still on my ‘to do’ list. The older (not working scripts) i have.

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<div class="post-metadata">

**Author:** ![mroek](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/mroek/32/38044_2.png) [@mroek](https://community.homey.app/u/mroek)\
**Post date:** [March 20, 2024, 4:45pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/79 "2024-03-20T16:45:04Z")

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Thinking back, I am actually quite certain that restore from USB backup does include partitions and their sizes. It is basically a full restore, all inclusive.

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**Author:** ![Ranney](https://avatars.discourse-cdn.com/v4/letter/r/848f3c/32.png) [@Ranney](https://community.homey.app/u/Ranney)\
**Post date:** [March 20, 2024, 4:51pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/80 "2024-03-20T16:51:19Z")

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That is correct. The complete flash is overwritten as it was when making the backup. Including the partition sizes/table.

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**Author:** ![Marti701](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/marti701/32/74635_2.png) [@Marti701](https://community.homey.app/u/Marti701)\
**Post date:** [March 21, 2024, 8:27pm UTC](https://community.homey.app/t/howto-modding-homey-pro-early-2023-resize-user-partition-on-emmc/81591/81 "2024-03-21T20:27:49Z")

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I just discovered that my HP2023 has a factory installed CM4 with 32GB emmc.  
Likewise, I cannot make a copy via USB Tool, so many people will have problems with it.

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