diff --git a/content/documentation/PineTime/Getting_started.md b/content/documentation/PineTime/Getting_started.md
index c36af8a6..4447af56 100644
--- a/content/documentation/PineTime/Getting_started.md
+++ b/content/documentation/PineTime/Getting_started.md
@@ -11,7 +11,6 @@ menu:
 
 Read these first:
 
-* [Upgrading your new PineTime to InfiniTime 1.0.0](/documentation/PineTime/Software/Upgrade_to_InfiniTime_1_0_0)
 * [Devkit wiring](/documentation/PineTime/Further_information/Devkit_wiring)
 * [Reprogramming the PineTime (development kit)](/documentation/PineTime/Software/Reprogramming/)
 * [Switching your PineTime between InfiniTime and Wasp-os](/documentation/PineTime/Software/Switching_between_InfiniTime_and_Wasp-os)
diff --git a/content/documentation/PineTime/Software/Switching_between_InfiniTime_and_Wasp-os.md b/content/documentation/PineTime/Software/Switching_between_InfiniTime_and_Wasp-os.md
index 009c1429..c8159b1f 100644
--- a/content/documentation/PineTime/Software/Switching_between_InfiniTime_and_Wasp-os.md
+++ b/content/documentation/PineTime/Software/Switching_between_InfiniTime_and_Wasp-os.md
@@ -12,6 +12,14 @@ menu:
 {{< figure src="/documentation/images/Flash-reloader-mcuboot.jpg" title="Flashing_`reloader-mcuboot.zip`" width="600" >}}
 {{< figure src="/documentation/images/Flash-micropython.jpg" title="Flashing `micropython.zip`" width="400" >}}
 
+{{< admonition type="warning" >}}>
+<b>DO NOT ATTEMPT TO CHANGE BETWEEN INFINITIME AND WASP-OS ON WATCHES SHIPPED WITH BOOTLOADER v1.0.1
+
+YOUR DEVICE MAY BE BRICKED AND WILL REQUIRE UNSEALING TO REVIVE IT
+
+This issue should be resolved soon, and this warning will be removed when all guides have been updated.</b>
+{{< /admonition >}}
+
 ## Introduction
 
 Both Infinitime and Wasp-os are very cool OS’es for the [PineTime](/documentation/PineTime) and many people will want to try both. This is possible, even with a sealed device!
diff --git a/content/documentation/PineTime/Software/Upgrade_to_InfiniTime_1_0_0.md b/content/documentation/PineTime/Software/Upgrade_to_InfiniTime_1_0_0.md
index 09e7a714..fcec8e47 100644
--- a/content/documentation/PineTime/Software/Upgrade_to_InfiniTime_1_0_0.md
+++ b/content/documentation/PineTime/Software/Upgrade_to_InfiniTime_1_0_0.md
@@ -9,9 +9,13 @@ menu:
     weight: 
 ---
 
-**Devices shipped before July 2021 were pre-installed with InfiniTime 0.7.1, and an older bootloader. This features green text 'PINE TIME' on boot, and should be updated to the new bootloader as described below.**
+**Devices shipped before July 2021 were pre-installed with InfiniTime 0.7.1 and an older bootloader. This features green text 'PINE TIME' on boot, and should be updated to the new bootloader as described below.**
 
-**Devices shipped after July 2021 were pre-installed with InfiniTime 1.2 and the new bootloader, which can be identified by the green Pinecone image on boot. The instructions below are unnecessary for these devices.**
+**Newer devices already have a \>=1.0.0 bootloader and do not need updating. You can identify these with a green Pinecone image on boot.**
+
+{{< admonition type="warning" >}}
+In particular, do not follow these steps on devices which shipped with the 1.0.1 bootloader (or later). You will downgrade the bootloader and brick your watch!
+{{< /admonition >}}
 
 Congratulations on receiving your new PineTime!