You can add holidays to your Google Calendar on a computer or mobile device.Google Calendar allows you to add region-specific holidays, as well as birthdays.Visit Business Insider's homepage for more.Google Calendar is one of the most useful time-management tools available online.It allows users to create events and immediately add them to their Google Calendar, as well as view other user's Google Calendars, to optimize their schedules.Additionally, you can set up reminders before an important event or add holidays to your calendar, including region-specific and religious holidays.Here's how to add holidays to your Google Calendar.Check out the products mentioned in this article:MacBook Pro (From $1,299.99 at Best Buy)Lenovo IdeaPad 130 (From $299.99 at Best Buy)iPhone 11 (From $699.99 at Best Buy)Samsung Galaxy S10 (From $899.99 at Best Buy)How to add holidays to Google Calendar using your computer1. Log into your Google Calendar account on your Mac or PC and head to your "Settings" by clicking the gear icon and then clicking "Settings." Additionally, you can also click the "+" button beside "Other calendars" and then "Browse calendars of interest."2. In "Browse calendars of interest," look for the "Holidays" tab. Browse through the Holidays tab and check the box next to the holidays you want to add to your calendar.After you check the boxes for which holidays you want to add to your Google Calendar, head back to the Google Calendar homepage and on the left-hand side of your screen, below "Other calendars," you can find the holidays you subscribed to.How to add holidays to Google Calendar using your mobile phone1. Unlock your iPhone or Android device and launch the Google Calendar application.2. Tap the "Menu" icon in the top left-hand corner of your screen, then tap "Settings" and scroll down to "Holidays," which will allow you to add new holidays to your Google Calendar.3. In "Holidays," select which holidays you want to add to your Google Calendar.Related coverage fromHow To Do Everything: Tech:How to add your contacts' birthdays to your Google Calendar in 4 simple stepsHow to add Facebook events to your Google Calendar altogether or individuallyHow to make your Google Calendar private and customize your privacy settingsHow to add events to a Google Calendar on a computerHow to add flight details to your Google Calendar manually or automaticallySEE ALSO:The best all-in-one PCs you can buyJoin the conversation about this storyNOW WATCH: Why it's so hard for planes to land on water Click here to read full news..