D820R ADSL2+ Router User Guide
4.3.3 Image Upgrade
Image Upgrade is to
update the current
firmware. After you get the
upgrade firmware from our
URL or distributors, click
“
Browse
” to locate the
download image file and
select the “
Upload
” button
to start the image upgrade.
Note: DO not power off the
Router during the upgrade.
Otherwise, it may cause
the serious damage.
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