diff --git a/core/src/boot.py b/core/src/boot.py
index e95f4191a8..8cd1a81fe0 100644
--- a/core/src/boot.py
+++ b/core/src/boot.py
@@ -1,7 +1,7 @@
 import storage
 import storage.device
 import storage.sd_salt
-from trezor import config, io, log, loop, res, ui, utils
+from trezor import config, log, loop, res, ui, utils
 from trezor.pin import pin_to_int, show_pin_timeout
 
 from apps.common.request_pin import PinCancelled, request_pin
@@ -68,19 +68,6 @@ async def lockscreen() -> None:
     await ui.click()
 
 
-if utils.EMULATOR:
-    # Ensure the emulated SD card is FAT32 formatted.
-    sd = io.SDCard()
-    sd.power(True)
-    fs = io.FatFS()
-    try:
-        fs.mount()
-    except OSError:
-        fs.mkfs()
-    else:
-        fs.unmount()
-    sd.power(False)
-
 ui.display.backlight(ui.BACKLIGHT_NONE)
 ui.backlight_fade(ui.BACKLIGHT_NORMAL)
 config.init(show_pin_timeout)