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Streamline upgrading guide (fixes ev3dev#286) (ev3dev#315)
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docs/tutorials/getting-started-with-c.md

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If you're looking to write programs that are more than simple test apps
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or demos and are willing to try something a bit more involved, we
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recommend following the
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[Using Docker to Cross-Compile](/docs/tutorials/using-docker-to-cross-compile/)
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[Using Docker to Cross-Compile](/docs/tutorials/using-docker-to-cross-compile/){: .alert-link }
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tutorial instead of this one.
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{: .alert .alert-info}
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docs/tutorials/upgrading-ev3dev.md

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# Option 1: Re-flashing your SD card (fastest)
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This option will likely be the fastest by far. **By re-flashing your SD card, however, you will lose any files that were stored in your ev3dev installation, including code and installed programs.**
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1. Download a recent image file. We haven't done a full release in a while, so
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we recommend that you download the newest [nightly image](https://oss.jfrog.org/list/oss-snapshot-local/org/ev3dev/brickstrap/).
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- Choose a recent day from the list on that page and then download the file
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that matches your platform based on the table below.
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Hardware platform | File name
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-----------------------------------|-------------
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LEGO MINDSTORMS EV3 | `nightly-ev3dev-jessie-ev3-generic-####-##-##.img.xz`
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Raspberry Pi Zero / Raspberry Pi 1 | `nightly-ev3dev-jessie-rpi-generic-####-##-##.img.xz`
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Raspberry Pi 2 / Raspberry Pi 3 | `nightly-ev3dev-jessie-rpi2-generic-####-##-##.img.xz`
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BeagleBone | `nightly-ev3dev-jessie-bone-generic-####-##-##.img.xz`
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{: .table .table-striped .table-bordered }
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2. Head over to our [Getting Started guide](/docs/getting-started#step-2-flash-the-sd-card)
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and follow the "Copy the image to the SD card" step.
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This option will likely be the fastest by far. **However, by re-flashing your SD card, you will lose any files that were stored in your ev3dev installation, including code and installed programs.**
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Head over to our [downloads page](/download) to download the appropriate image
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and then follow the linked instructions at the top of that page to flash the
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flash to your SD card.
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# Option 2: Upgrading all installed software (slowest)
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**Make sure that you have already configured a network connection and connected to ev3dev via SSH to use this option.**
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This option will be the slowest, but it is easy to do and will also make sure that other software is up-to-date.
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This option will be the slowest, but it is easy to do and will also make sure
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that other software is up-to-date.
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1. Run the following commands in order, waiting for each command to complete
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before typing the next. Some steps require confirmation to proceed. Press
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# Confirming that the upgrade worked
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After the brick has rebooted (assuming you installed a new kernel version), press `About` on the brick's main menu and scroll down to "Kernel" to confirm it
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After the brick has rebooted (assuming you installed a new kernel version),
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press `About` on the brick's main menu and scroll down to "Kernel" to confirm it
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has a current kernel.
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{% include /util/screenshot.html source="/images/brickman/about-kernel-version.png" caption="Brickman's about page" %}

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