Last modified by Alec Chen on 2026/01/19 11:34
From version 3.1
edited by Alec Chen
on 2026/01/19 11:34
Change comment: There is no comment for this version
To version 1.1
edited by Alec Chen
on 2026/01/19 10:58
Change comment: There is no comment for this version

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1 -What should I do if I imported dashboard but can't see any data?
1 +How to replace the data source of the dashboard widgets
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1 -= **1. Replace data source** =
2 -
3 3  Sometimes, because the device adds a new data source or the key is different from the key used by the dashboard in its default search, data may not be displayed.
4 4  
5 5  [[image:1768791529794-486.png]]
6 -
7 -
8 -**In this situation, it is necessary to confirm the actual key of the data in the telemetry and redirect the data source.**
9 -
10 -
11 -Open both the dashboard and device windows simultaneously.
12 -
13 -[[image:1768791708487-637.png]]
14 -
15 -
16 -Open the device telemetry data section
17 -
18 -[[image:1768791784804-476.png||height="895" width="1400"]]
19 -
20 -
21 -Enter the dashboard editing mode
22 -
23 -[[image:1768791814855-940.png]]
24 -
25 -
26 -Move the cursor above the dashboard you want to edit, and click the edit button in the floating window.
27 -
28 -[[image:1768791848754-495.png]]
29 -
30 -
31 -Delete old data source
32 -
33 -[[image:1768792151055-498.png]]
34 -
35 -
36 -Open the Devices page and copy right telemetry key
37 -
38 -[[image:1768792441247-973.png||height="1160" width="1693"]]
39 -
40 -
41 -Paste and Save
42 -
43 -[[image:1768792794314-409.png]]
44 -
45 -
46 -[[image:1768792885429-714.png]]
47 -
48 -
49 -[[image:1768792948904-891.png]]
50 -
51 -
52 -[[image:1768792927074-301.png]]
53 -
54 -----
55 -
56 -= **2. Change the display time span** =
57 -
58 -Sometimes, even after changing the key, data may not be displayed. In this case, you need to check the last upload time of the data and appropriately extend the data display time.
59 -
60 -[[image:1768793333592-239.png]]
61 -
62 -
63 -[[image:1768793365640-167.png]]
64 -
65 -
66 -[[image:1768793414994-101.png]]
67 -
68 -
69 -[[image:1768793442892-111.png]]
70 -
71 -
72 -[[image:1768793460095-255.png]]
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