Our opening times are 10:00am till 17:00pm - Monday to Friday - You can call us on 02086695796 or email us at sales@portusdigital.com
UK Based Company
Leasing Available 
3 Year Warranty*
Delivery 3-7 Working Days* 
Home / Computing / Software / Operating Systems

Operating Systems

Sort

We value your privacy

We use essential cookies to help give you the best possible shopping experience. With your consent, we may also use non-essential cookies to improve user experience and analyse website traffic. By clicking 'Accept', you agree to our website's cookie use as described in our Cookies Policy You can change your cookie settings at any time by clicking "Customise".

Accept All Cookies
Reject All
Customise
Close
Your cookie settings

We use cookies to help you navigate efficiently and perform certain functions. You will find detailed information about all cookies under each consent category below. You can choose to enable or disable some or all of these cookies but disabling some of them may affect your browsing experience.

These cookies are needed for essential shopping functionality like your shopping cart and making payments. They can't be turned off and don't store your personal information.

Password Protection ekm_pp_{{shop_id}}
Identity data for the user logged into the site when the whole site has restricted public access.
Type HTTP
Expiry 2 Days
Cart Session ekm_{{shop_id}}
Used to identity a cart session
Type HTTP
Expiry 2 Days
Browsing Session ekm_{{shop_id}}_session
Used to identify a browsing session across multiple requests.
Type HTTP
Expiry 2 Days
Registered User Authentication ekm_cu_at_{{shop_id}}
Used to identify users signed in to the site.
Type HTTP
Expiry 30 Days
Mobile Device Identity ekm_mo_{{shop_id}}
Used to identify requests made using mobile devices to provide a tailored experience.
Type HTTP
Expiry Browser Session
Cookie Preference euCookiePref
Used to persist a cookie preference selection across multiple requests.
Type HTTP
Expiry 7 days
Order Confirmation ekm_tmp_{{order_number}}
Used to ensure checkout data is accurate during order confirmation.
Type HTTP
Expiry 20 Minutes
Age Verification ageVerificationPassed
Used to persist a successful age verification across multiple requests.
Type HTTP
Expiry Browser Session

These cookies are used to help improve your shopping experience. They allow useful functions like seeing your recently viewed products so it's quick and easy to find them again.

Save Cart Items ekm_saved_cart_items_{{shop_id}}
Used to allow users to save products from the cart to include in later cart sessions.
Type HTTP
Expiry 30 Days
Recently Viewed Products recently_viewed
Used to show suggested products based on recently browsed products.
Type HTTP
Expiry 2 Days
Email when back in stock. ekm_ewis_{{shop_id}}
Used to pre-populate the "Email Me When Back In Stock" email for anonymous users.
Type HTTP
Expiry 1 day
Newsletter Pop-up ekm-newletter-popup
Used to prevent the newsletter sign-up pop-up being displayed once dismissed.
Type HTTP
Expiry 1 year
Category Page Sorting Preference CategorySortBy
Persists the users preference for the ordering of products on category pages.
Type HTTP
Expiry Browser Session
Wishlist Sorting Preference ekm_wishlist_{{shop_id}}
Persists the users preference for the ordering of products in a wishlist.
Type HTTP
Expiry Browser Session
Breadcrumb Trail ekmbreadcrumbtrail
Used to show an accurate breadcrumb trail when a product exists in multiple categories.
Type HTTP
Expiry 2 Hours

These cookies are used to collect information about you and your visit to the shop. They help us to identify popular products and understand your browsing habits so we can display relevant adverts to you.

Facebook Pixel Order Complete Event fbPixelOrderComplete_{{shop_id}}
Used to prevent duplicate tracking of the same order for Facebook Pixel tracking code.
Type HTTP
Expiry Browser Session
Google Analytics _ga
Used by Google analytics to distinguish users.
Type HTTP
Expiry 2 Years
Google Analytics _ga_{{container_id}}
Used by Google analytics to persist session state.
Type HTTP
Expiry 2 Years
Google Analytics NID
Used by Google to show Google ads in Google services for signed-out users.
Type HTTP
Expiry 2 Years
Google Analytics DSID
Used by Google to identify a signed-in user on non-Google sites so that the user’s ads personalization setting is respected accordingly.
Type HTTP
Expiry 2 Years
Google Analytics test_cookie
Used by Google to determine if the user's browser supports cookies.
Type HTTP
Expiry 15 minutes
Google Analytics FPAU
Used by Google for analytics and advertising.
Type HTTP
Expiry 90 days
Google Analytics AID
Used by Google for analytics and advertising.
Type HTTP
Expiry 13 months EEA UK / 24 months elsewhere
Google Analytics IDE
Used by Google to personalize advertising.
Type HTTP
Expiry 13 months EEA UK / 24 months elsewhere
Google Analytics FPLC
Used by Google to track across domains.
Type HTTP
Expiry 13 months EEA UK / 24 months elsewhere
Google Analytics _gac_{{wpid}}
Used by Google to pass compaign data.
Type HTTP
Expiry 90 days
Google Analytics _gid
Used by Google to store and count pageviews.
Type HTTP
Expiry 24 hours
Google Analytics __utma
Used by Google to store the calculation of days and time to purchase.
Type HTTP
Expiry 2 years
Google Analytics __utmb
Used by Google to store time of visit.
Type HTTP
Expiry 30 minutes
Google Analytics __utmc
Used by Google to store time of visit.
Type HTTP
Expiry Session
Google Analytics __utmt
Used by Google to store the number of service requests.
Type HTTP
Expiry 10 minutes
Google Analytics __utmz
Used by Google to store the used keyword and search engine.
Type HTTP
Expiry 10 minutes
Google Analytics __utmv
Used by Google for vistor variable data.
Type HTTP
Expiry 2 years
Google Analytics _dc_gtm_{{property-id}}
Used by Google to throttle request rate.
Type HTTP
Expiry 1 minute
Google Analytics _gaexp
Used by Google determine a user's inclusion in an experiment and the expiry of experiments a user has been included in.
Type HTTP
Expiry 1 minute
Google Analytics _gaexp_rc
Used by Google determine a user's inclusion in an experiment and the expiry of experiments a user has been included in.
Type HTTP
Expiry 10 seconds
Google Analytics _opt_awcid
Used by Google for campaigns mapped to Google Ads Customer IDs.
Type HTTP
Expiry 24 hours
Google Analytics _opt_awmid
Used by Google for campaigns mapped to Google Ads Customer IDs.
Type HTTP
Expiry 24 hours
Google Analytics _opt_awgid
Used by Google for campaigns mapped to Google Ad Group IDs.
Type HTTP
Expiry 24 hours
Google Analytics _opt_awkid
Used by Google for campaigns mapped to Google Ads Criterion IDs.
Type HTTP
Expiry 24 hours
Google Analytics _opt_utmc
Used by Google for campaign data.
Type HTTP
Expiry 24 hours
Google Analytics __gads
Used to provide ad delivery or retargeting.
Type HTTP
Expiry 24 hours
Save PreferencesReject AllAccept All Cookies