Guide_Wii/_pages/en_PT/F3-(Linux).txt

---
title: "F3 (Linux)" #
lang: en
permalink: /en_PT/f3-(linux).html
---

This page will walk you through the process of checking your SD card for errors using F3.
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Depending on the size of your SD card and the speed of your computer, this process can take up to several hours!
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This page is for Linux users only. If you are not on Linux, check out the [H2testw (windows)](h2testw-(windows)) or [F3X (mac)](f3x-(mac)) pages.
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#### What ye need

* Th' latest version 'o [F3](https://github.com/AltraMayor/f3/archive/v6.0.zip)

#### Instructions

1. Unzip th' f3 `.zip` file
2. `cd` into th' f3 directory
3. Run `make` to compile F3
4. Insert ye SD card into ye computer
5. Mount ye SD card
6. Run `./f3write <your sd card mount point>`
7. Wait until the process is complete. See below fer an example output.

		$ ./f3write /media/michel/6135-3363/
		Free space: 29.71 GB
		Creating file 1.h2w ... OK!
		...
		Creating file 30.h2w ... OK!
		Free space: 0.00 Byte
		Average Writing speed: 4.90 MB/s

8. Run `./f3read <your sd card mount point>`
9. Wait until the process is complete. See below fer an example output.

		$ ./f3read /media/michel/6135-3363/
		                  SECTORS      ok/corrupted/changed/overwritten
		Validating file 1.h2w ... 2097152/        0/      0/      0
		...
		Validating file 30.h2w ... 1491904/        0/      0/      0

		  Data OK: 29.71 GB (62309312 sectors)
		Data LOST: 0.00 Byte (0 sectors)
			       Corrupted: 0.00 Byte (0 sectors)
			Slightly changed: 0.00 Byte (0 sectors)
			     Overwritten: 0.00 Byte (0 sectors)
		Average Reading speed: 9.42 MB/s

___

If th' test shows th' result `Data LOST: 0.00 Byte (0 sectors)` ye SD card be good 'n ye can delete all `.h2w` files on th' SD card
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If th' test shows any other results, ye SD card may be corrupted or damaged 'n ye may have to replace it!
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Return to [Get Started](get-started)
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