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131	131	1. A Flash software tool ( Such as v1.7.9 from [[balenaEtcher>>url:https://www.balena.io/etcher/]] )
132	132	1. SD Card [[format>>url:http://repo.dragino.com/release/tool/PanasonicSDFormatter.zip]] tool
133	133
134		-
135	135	=== **2.3.1 Making an SD Card with the new image** ===
136	136
137	137
...	...	@@ -243,13 +243,62 @@
243	243	(% style="color:red" %)**Note: After the flash is complete, power off the device and then remove the SD card.**
244	244
245	245
246		-== 2.4 Default Built Version ==
	245	+== 2.4 How to extend the gateway size of memory with SD card ==
247	247
248	248
	248	+Users can use the SD card slot to expand the gateway memory size by following the steps below
	249	+
	250	+
	251	+=== 2.4.1 View SD card information ===
	252	+
	253	+(% class="box infomessage" %)
	254	+(((
	255	+fdisk -l
	256	+)))
	257	+
	258	+[[image:image-20230831150518-3.png]]
	259	+
	260	+
	261	+=== 2.4.2 Displays the current file system disk usage statistics on Linux systems ===
	262	+
	263	+
	264	+(% class="box infomessage" %)
	265	+(((
	266	+df -h
	267	+)))
	268	+
	269	+[[image:image-20230831150341-2.png]]
	270	+
	271	+
	272	+=== 2.4.3 Mount SD card ===
	273	+
	274	+
	275	+(% class="box infomessage" %)
	276	+(((
	277	+mkdir /mnt/sd
	278	+
	279	+mount /dev/mmcblk0p1 /mnt/sd
	280	+)))
	281	+
	282	+After the mount is successful to check the file system disk usage on the Linux system again:
	283	+
	284	+[[image:image-20230831151432-4.png]]
	285	+
	286	+
	287	+If the mount fails, you can format the file system and try the mount again
	288	+
	289	+(% class="box infomessage" %)
	290	+(((
	291	+mkfs.ext4 /dev/mmcblk0p1
	292	+)))
	293	+
	294	+== 2.5 Default Built Version ==
	295	+
	296	+
249	249	[[image:image-20220902155621-1.png]]
250	250
251	251
252		-== 2.5 How to upgrade the nodejs version to the latest. ==
	300	+== 2.6 How to upgrade the nodejs version to the latest. ==
253	253
254	254
255	255	By default, the nodejs uses the pre-install version v12 which is due to Debian the ultra-stable via ultra-old.
...	...	@@ -305,7 +305,7 @@
305	305	)))
306	306
307	307
308		-== 2.6 How to install Grafana and influxdb ==
	356	+== 2.7 How to install Grafana and influxdb ==
309	309
310	310
311	311	=== **Grafana:** ===