LOREX Technology LH330 EDGE2 - Manual (Page 137)

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Appendix G: Upgrading Firmware
6 The system checks the USB flash drive for a compatible firmware file and asks you to confirm
the upgrade. Click Yes to begin the firmware upgrade. DO NOT unplug the DVR or disconnect
the USB flash drive while the upgrade is installing. The system will prompt you when the
upgrade is complete.
7 When the upgrade is completed, remove the USB flash drive from your DVR and disconnect
the power adapter to power off your DVR. Reconnect the power adapter. The DVR is now
upgraded with the new firmware.
If you do not see Buttons in DVR Netviewer After Upgrading the
Firmware...
You need to reset the cache in your web browser. See below for instructions on how to reset
the cache in Internet Explorer 8. For other browsers, please see the support resources
provided by the publisher.
To reset the cache in Internet Explorer 8:
1 Open Internet Explorer.
2 Click on Tools > Internet Options.
Tools
Internet
Options
3 Under Browsing History, click the Delete button.
Delete button
What does the cache folder do?
The cache folder contains files from web
pages—images, downloaded content—
from browsing the web. This allows a
web browser to quickly recall certain
elements of websites from the cache
folder, creating faster load times.

When the cache folder becomes too full,
web pages may not load correctly on
Internet Explorer.