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This popup should appear, click the slider below Zilla Universal Sync (ZUS) to enable it. Enter the URL for your Checkly Accounts page. Note that this URL is different for trial vs. production.
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Click
Sync Now/Next.This popup will appear, read the instructions and then click
Launch Checkly.
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After clicking
Launch Checkly, you may be redirected to login page if you are not logged in, otherwise you will be redirected to the accounts page (either https://app.checklyhq.com/settings/account/members or https://app.checklyhq.com/settings/account/team page).
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Click the browser extension icon located in the upper right of the window, and click
Sendto synchronize Checkly Accounts.
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