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75	75
76	76	[[image:image-20241112143413-14.jpeg||_mstalt="494468" height="725" width="325"]]
77	77
	78	+
78	78	**Note:**
79	79
80	80	**Device Tool_1.1 is now compatible with sending commands without line breaks, and supports the simultaneous configuration of multiple AT commands. A record is also automatically saved after an instruction is sent, and clicking on a command in the history will display it directly in the input box.**
...	...	@@ -81,24 +81,25 @@
81	81
82	82	[[image:image-20241207102725-2.png||height="578" width="329"]]
83	83
84		-(% class="wikigeneratedid" %)
85	85	=== ===
86	86
87	87	=== 3.1.3 How to upgrade firmware ===
88	88
89		-==== 3.1.3.1NB series ====
	89	+==== 3.1.3.1 NB series ====
90	90
91	91	(% id="cke_bm_120427S" style="display:none" %) (%%)Open the Devices Tool and click on (% style="color:blue" %)**"Upgrade Device"**(%%).
92	92
93		-[[image:image-20241112144653-18.jpeg||_mstalt="498199" height="147" width="325"]]
	93	+[[image:image-20241112144653-18.jpeg||_mstalt="498199" height="147" width="325"]]
94	94
95	95
96		-Select the device type and click "NB"
97	97
	97	+Select the device type and click "NB".
	98	+
98	98	(% aria-label="image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20241207112132-8.png||data-widget="image" height="205" width="324"]](% style="background-color:rgba(220, 220, 220, 0.5); background-image:url(~"https://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~"); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
99	99
100	100	(% id="cke_bm_120427E" style="display:none" %) (%%)
101	101
	103	+
102	102	Enter the IMEI (DEV EUI) of the upgraded device, enter the password (PIN), click "Choose File" to find the file you want to upgrade, and then click "Start". While waiting for the upgrade, let the device reset once. If it keeps stopping on the download screen, you can try pressing the reset button of your device.
103	103
104	104	**Note: The password check function will only take effect if the DRAGINO NB bootloader is v1.3. If the version is earlier than 1.3, whether the password is entered correctly does not affect the NB upgrade.**
...	...	@@ -106,6 +106,7 @@
106	106	[[image:image-20241207105524-4.png||height="380" width="325"]]
107	107
108	108
	111	+
109	109	In addition, the firmware upgrade supports importing the IMEI upgrade file, manually select the IMIE required in the file, and the password (PIN) will be entered automatically.
110	110
111	111	[[image:image-20241207111541-5.png||height="710" width="324"]]
...	...	@@ -116,7 +116,7 @@
116	116	[[image:image-20241207111825-6.png||height="427" width="321"]]
117	117
118	118
119		-==== 3.1.3.1LB series ====
	122	+==== 3.1.3.1 LB series ====
120	120
121	121	The LA66 USB connects to the phone via the USB-Type c adapter.
122	122
...	...	@@ -127,13 +127,33 @@
127	127
128	128	[[image:image-20241207114921-11.png||height="282" width="333"]]
129	129
	133	+
	134	+(% class="wikigeneratedid" id="H-1" %)
	135	+Then, the LB upgrade interface of Device Tool will automatically open. Follow the steps in order:
	136	+
130	130	(% class="wikigeneratedid" %)
131		-=== ===
	138	+① Enter the DUIEI,
132	132
133	133	(% class="wikigeneratedid" %)
134		-=== ===
	141	+② Enter the password (the password is the last 8 bytes of APPSKEY),
135	135
136	136	(% class="wikigeneratedid" %)
	144	+③ Select the LoRa frequency,
	145	+
	146	+(% class="wikigeneratedid" %)
	147	+④ Choose the upgrade file,
	148	+
	149	+(% class="wikigeneratedid" %)
	150	+⑤ After pressing the device's reset button, click start.(If the upgrade does not start for a long time, you can press the device reset button again.)
	151	+
	152	+[[image:image-20241207135048-13.png||height="306" width="330"]]
	153	+
	154	+
	155	+(% class="wikigeneratedid" id="H-2" %)
	156	+When the upgrade is complete, it will prompt:"**updata successfully**".
	157	+
	158	+[[image:image-20241207140452-14.png||height="433" width="328"]]
	159	+
137	137	=== ===
138	138
139	139	=== 3.1.4 How to export logs ===