You can do so after logging in to the website.

1. Go to www.LogMeIn.com.
2. Log in to your account using your account ID (email address) and password. The Computers page is displayed.
3. At the top of the page, click Settings and then Account Settings. The Account Settings page is displayed.
4. Scroll down to the Personal section and click Edit.
   
5. In the Timezone field, choose a zone from the list.
6. Click Save changes.

Can't find the timezone setting? In this case, your account settings are available at https://myaccount.logmeininc.com. See Change Your Time Zone for details.