multi: return and death of screenshots

readd screenshots that were lost when switching bb3
remove screenshots not used in years
add inline troubleshooting for red screen usm
fix language in troubleshooting

_pages/en_US/bannerbomb3.txt

@@ -35,6 +35,7 @@ In this section, you will copy the files needed to trigger the BannerBomb3 explo
   + This will download an exploit DSiWare called `F00D43D5.bin` and a payload called `bb3.bin` inside of a zip archive (`DSIWARE_EXPLOIT.zip`)
 1. Copy `bb3.bin` from `DSIWARE_EXPLOIT.zip` to the root of your SD card
   + The root of the SD card refers to the initial directory on your SD card where you can see the Nintendo 3DS folder, but are not inside of it
+  ![]({{ "/images/screenshots/bb3/bb3-root-layout.png" | absolute_url }}){: .notice--info}
 1. Navigate to `Nintendo 3DS` -> `<ID0>` -> `<ID1>` on your SD card
   + `<ID0>` is the 32-letter folder name that you copied in [Seedminer](seedminer)
   + `<ID1>` is a 32-letter folder inside of the `<ID0>`

_pages/en_US/installing-boot9strap-(fredtool).txt

@@ -71,7 +71,7 @@ In this section, you will copy the files necessary to temporarily replace DS Con
 1. Copy `boot.nds` (B9STool) to the root of your SD card
 1. Copy the `private` folder from the Frogminer_save `.zip` to the root of your SD card
 
-    ![]({{ "/images/screenshots/fredtool-root-layout.png" | absolute_url }})
+    ![]({{ "/images/screenshots/fredtool/fredtool-root-layout.png" | absolute_url }})
     {: .notice--info}
 
 #### Section IV - Overwriting DS Connection Settings

_pages/en_US/installing-boot9strap-(usm).txt

@@ -41,6 +41,12 @@ In this section, you will copy the files needed to trigger the unSAFE_MODE explo
 1. Copy `SafeB9SInstaller.bin` from the SafeB9SInstaller `.zip` to the root of your SD card
 1. Copy `usm.bin` to the root of your SD card
 
+![]({{ "/images/screenshots/usm/usm-root-layout.png" | absolute_url }})
+{: .notice--info}
+
+![]({{ "/images/screenshots/boot9strap-folder.png" | absolute_url }})
+{: .notice--info}
+
 #### Section II - BannerBomb3
 
 In this section, you will trigger the BannerBomb3 exploit using the DSiWare Management menu, which can be used to overwrite your Wi-Fi slots with hacked data. Your Wi-Fi connection settings will be temporarily overwitten while the exploit is active.
@@ -66,8 +72,9 @@ In this section, you will enter Safe Mode (a feature available on all 3DS family
 1. Press "I accept" to accept the terms and conditions
 1. The update will eventually fail, with the error code `003-1099`. This is intended behaviour
 1. When asked "Would you like to configure Internet settings?", select "Yes"
-1. On the following menu, navigate to `Connection 1` -> `Change Settings` -> `Next Page (right arrow)` -> `Proxy Settings` -> `Detailed Setup` ([image](/images/screenshots/bb3/safemode_highlighted.png))
+1. On the following menu, navigate to `Connection 1` -> `Change Settings` -> `Next Page (right arrow)` -> `Proxy Settings` -> `Detailed Setup` ([image](/images/screenshots/usm/safemode_highlighted.png))
 1. If the exploit was successful, your device will have booted into SafeB9SInstaller
+  + If your device instead shows a red screen, you are missing `usm.bin` from the root of your SD card
 
 #### Section IV - Installing boot9strap
 

_pages/en_US/troubleshooting.txt

@@ -154,7 +154,7 @@ unSAFE_MODE is not installed. Follow the instructions on your page to install un
 
 The file `usm.bin` is missing or misplaced. Download the latest release of [unSAFE_MODE](https://github.com/zoogie/unSAFE_MODE/releases/download/v1.3/usm.bin) and place `usm.bin` on the root of your SD card. Do not add the `.bin` extension if you do not already see it.
 
-There is also a possibility that the console doesn't read your SD card. Make sure it is inserted and formatted correctly.
+There is also a possibility that the console isn't reading your SD card. Make sure it is inserted and formatted correctly.
 
 ### Failed to open SafeB9SInstaller.bin