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Installation.html

@@ -1588,6 +1588,19 @@ others, it is usual that these need an initial Klipper flash via SD card.</p>
 print board is not connected with USB to the host, due to some boards
 being able to feed power back to the board and stopping a flash from
 occurring.</p>
+<p>Please note, that most print boards that use SD cards for flash will
+implement some kind of flash loop protection for when the sd card is left
+in place. There are two common methods:</p>
+<p>Filename Change Required (usually "stock" print boards):</p>
+<p>These boards require the firmware file to have a different name each
+time you flash (for example, firmware1.bin, firmware2.bin, etc.).
+If you reuse the same filename, the board may ignore it and not update.</p>
+<p>Automatic File Renaming (usually aftermarket print boards:</p>
+<p>Other boards allow using the same filename, commonly firmware.bin,
+but after flashing, the board renames the file to firmware.cur.
+This helps indicate the firmware was successfully flashed and prevents
+it from flashing again on the next startup.</p>
+<p>Before flashing, make sure to check which behavior your board follows.</p>
 <p>For common micro-controllers using Atmega chips, for example the 2560,
 the code can be flashed with something
 similar to:</p>