diff --git a/cfg/printer_defconfig b/cfg/printer_defconfig
index d0c7e1d..51de9e9 100644
--- a/cfg/printer_defconfig
+++ b/cfg/printer_defconfig
@@ -678,3 +678,6 @@ CONFIG_BCMA_HOST_PCI=n
 
 CONFIG_RFKILL=y
 CONFIG_RFKILL_GPIO=y
+
+#typeC
+#CONFIG_TYPEC=y
diff --git a/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bigtreetech,pi2.bin b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bigtreetech,pi2.bin
new file mode 120000
index 0000000..a8909e1
--- /dev/null
+++ b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bigtreetech,pi2.bin
@@ -0,0 +1 @@
+brcmfmac43456-sdio.bin
\ No newline at end of file
diff --git a/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bigtreetech,pi2.txt b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bigtreetech,pi2.txt
new file mode 120000
index 0000000..94cd555
--- /dev/null
+++ b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bigtreetech,pi2.txt
@@ -0,0 +1 @@
+brcmfmac43456-sdio.txt
\ No newline at end of file
diff --git a/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bin b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bin
new file mode 100644
index 0000000..cd91afc
Binary files /dev/null and b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.bin differ
diff --git a/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.clm_blob b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.clm_blob
new file mode 100644
index 0000000..36b8652
Binary files /dev/null and b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.clm_blob differ
diff --git a/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.txt b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.txt
new file mode 100644
index 0000000..0916af5
--- /dev/null
+++ b/files/firmware/usr/lib/firmware/brcm/brcmfmac43456-sdio.txt
@@ -0,0 +1,99 @@
+#AP6256_NVRAM_V1.1_08252017
+# Cloned from bcm94345wlpagb_p2xx.txt 
+NVRAMRev=$Rev: 498373 $
+sromrev=11
+vendid=0x14e4
+devid=0x43ab
+manfid=0x2d0
+prodid=0x06e4
+macaddr=00:90:4c:c5:12:38
+nocrc=1
+boardtype=0x6e4
+boardrev=0x1304
+xtalfreq=37400
+#boardflags: 5GHz eTR switch by default
+#            2.4GHz eTR switch by default
+#            bit1 for btcoex
+boardflags=0x00480201
+boardflags2=0x40800000
+boardflags3=0x48200100
+#phycal_tempdelta=15
+rxchain=1
+txchain=1
+aa2g=1
+aa5g=1
+tssipos5g=1
+tssipos2g=1
+femctrl=0
+AvVmid_c0=0,157,1,126,1,126,1,126,1,126
+pa2ga0=-164,5427,-623
+pa2ga1=-165,3699,-515
+#pa5ga0=-146,5304,-612,-140,5341,-613,-166,5326,-633,-154,5272,-621
+#pa5ga0=-134,5385,-609,-132,5359,-605,-154,5360,-621,-140,5288,-604
+pa5ga0=-127,5380,-603,-130,5395,-608,-148,5369,-622,-147,5222,-608
+pa5ga1=-161,3544,-499,-166,3543,-497,-169,3569,-497,-171,3598,-498
+itrsw=1
+pdoffset2g40ma0=10
+pdoffset40ma0=0xaaaa
+pdoffset80ma0=0xaaaa
+extpagain5g=2
+extpagain2g=2
+tworangetssi2g=0
+tworangetssi5g=0
+# LTECX flags
+# WCI2
+ltecxmux=0
+ltecxpadnum=0x0504
+ltecxfnsel=0x22
+ltecxgcigpio=0x32
+
+pacalshift5g=0,0,3
+
+maxp2ga0=70
+cckbw202gpo=0x1000
+cckbw20ul2gpo=0x1000
+ofdmlrbw202gpo=0x0033
+dot11agofdmhrbw202gpo=0x2222
+mcsbw202gpo=0x99333322
+
+cckdigfilttype=5
+
+#maxp5ga0=82,82,82,82
+#mcsbw205glpo=0x99555000
+#mcsbw205gmpo=0x99555000
+#mcsbw205ghpo=0x99555000
+#mcsbw405glpo=0x99555000
+#mcsbw405gmpo=0x99555000
+#mcsbw405ghpo=0x99555000
+#mcsbw805glpo=0x99555000
+#mcsbw805gmpo=0x99555000
+#mcsbw805ghpo=0x99555000
+
+maxp5ga0=73,74,73,73     
+mcsbw205glpo=0x8a875444
+mcsbw205gmpo=0x8a875444
+mcsbw205ghpo=0x8a875444
+
+mcsbw405glpo=0xda844333
+mcsbw405gmpo=0xdb844333
+mcsbw405ghpo=0xda844333
+
+mcsbw805glpo=0xdb555444
+mcsbw805gmpo=0xda555444
+mcsbw805ghpo=0xda555444
+
+
+swctrlmap_2g=0x00040004,0x00020002,0x00040004,0x010a02,0x1ff
+swctrlmap_5g=0x00100010,0x00200020,0x00200020,0x010a02,0x2f4
+swctrlmapext_5g=0x00000000,0x00000000,0x00000000,0x000000,0x3
+swctrlmapext_2g=0x00000000,0x00000000,0x00000000,0x000000,0x3
+
+vcodivmode=1
+deadman_to=481500000
+ed_thresh2g=-54
+ed_thresh5g=-54
+eu_edthresh2g=-54
+eu_edthresh5g=-54
+
+
+muxenab=0x10
diff --git a/scripts/os.py b/scripts/os.py
index a9a38f9..e974d21 100644
--- a/scripts/os.py
+++ b/scripts/os.py
@@ -110,9 +110,6 @@ class OS:
         self.__sudo(["chown", user + ":" + user, to_file])
 
     def __remove_bdeps(self, temp_dir):
-        # pack full system via tar
-        arch_full_path = self.pack()
-        self.__extract_tar(arch_full_path, temp_dir)
         # remove unneccessarry packages
         list_to_rm  = " virtual/perl-JSON-PP virtual/perl-podlators"
         list_to_rm += " virtual/perl-Getopt-Long virtual/perl-Parse-CPAN-Meta"
@@ -128,10 +125,10 @@ class OS:
         list_to_rm += " dev-util/gdbus-codegen media-fonts/font-util"
         list_to_rm += " dev-libs/libxslt"
         list_to_rm += " dev-build/gtk-doc-am sys-apps/help2man"
-        list_to_rm += " app-text/docbook-xsl-ns-stylesheets"
-        list_to_rm += " app-text/docbook-xsl-stylesheets app-text/docbook-xml-dtd:4.1.2"
+        list_to_rm += " app-text/docbook-xml-dtd:4.1.2"
         list_to_rm += " app-text/docbook-xml-dtd:4.2 app-text/docbook-xml-dtd:4.3"
         list_to_rm += " app-text/docbook-xml-dtd:4.4 app-text/docbook-xml-dtd:4.5"
+        list_to_rm += " app-text/docbook-xsl-ns-stylesheets app-text/docbook-xsl-stylesheets"
         list_to_rm += " app-text/build-docbook-catalog app-text/xmlto"
         list_to_rm += " app-text/asciidoc app-text/sgml-common"
         list_to_rm += " dev-lang/rust-common dev-lang/rust"
@@ -144,12 +141,28 @@ class OS:
         self.__chroot(f"emerge -aC {list_to_rm} && ldconfig", temp_dir)
         self.__do_archive("excl_min", "FULL_min_bdeps", temp_dir)
 
+    def __finalize(self, dir):
+        Logger.os(f"Finalize system installation...")
+        # enable network services
+        services = "systemctl enable NetworkManager ntpdate sshd"
+        self.__chroot(services, dir)
+        journal_min  = "sed -i -E 's/^#(\\S+MaxUse)=$/\\1=10M/' /etc/systemd/journald.conf &&"
+        journal_min += "sed -i -E 's/^#(\\S+MaxFileSize)=$/\\1=10M/' /etc/systemd/journald.conf"
+        self.__chroot(journal_min, dir)
+        self.__sudo(["cp", "-r", f"{ROOT_DIR}/files/firmware/usr", f"{dir}/"])
+
     def sqh(self):
         self.__fix_xorg()
         date = datetime.datetime.today().strftime('%Y_%m_%d')
         temp_dir = f"{ROOT_DIR}/build/tmp"
+        # pack full system via tar
+        arch_full_path = self.pack()
         self.__tmp_clean(temp_dir)
+        self.__extract_tar(arch_full_path, temp_dir)
+        # remove unnecessary packages
         self.__remove_bdeps(temp_dir)
+        # prepare system
+        self.__finalize(temp_dir)
         # pack a minimal archive
         arch_path = self.__do_archive("excl", "OS", temp_dir)
         # remove temp directory