{"id":2007,"date":"2026-11-11T09:33:11","date_gmt":"2026-11-11T08:33:11","guid":{"rendered":"https:\/\/staging.horus.ch\/support\/faq\/"},"modified":"2026-11-11T09:33:11","modified_gmt":"2026-11-11T08:33:11","slug":"faq","status":"publish","type":"page","link":"https:\/\/www.horus.ch\/en\/support\/faq\/","title":{"rendered":"Frequently asked questions"},"content":{"rendered":"\n<p class=\"is-style-lead wp-block-paragraph\">A question about our services? Start by searching here: the answer may already be waiting for you.<\/p>\n\n<div class=\"horus-block faq\"><div class=\"faq-tools\"><label class=\"faq-search\"><svg class=\"icon icon-help\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><circle cx=\"11\" cy=\"11\" r=\"7\"\/><path d=\"m20 20-4-4\"\/><\/svg><span class=\"sr-only\">Search the FAQ<\/span><input type=\"search\" placeholder=\"Search for a question\u2026\" aria-label=\"Search the FAQ\"><\/label><div class=\"chips faq-chips\" role=\"group\"><button type=\"button\" class=\"is-on\" data-cat=\"\">All<\/button><button type=\"button\" data-cat=\"email\">E-mail<\/button><button type=\"button\" data-cat=\"hosting\">Web hosting<\/button><button type=\"button\" data-cat=\"solar-energy\">Solar energy<\/button><button type=\"button\" data-cat=\"account-billing\">Account and billing<\/button><\/div><\/div><p class=\"faq-empty\" hidden>No question matches your search. <a href=\"https:\/\/www.horus.ch\/en\/contact\/?sujet=question\">Ask us yours<\/a>.<\/p><section class=\"faq-group\" data-cat=\"email\"><h3 class=\"faq-cat\">E-mail<\/h3><details class=\"faq-item\" id=\"faq-email-settings\"><summary><span>Which settings should I use to set up my e-mail?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>Use your full e-mail address as the user name, and the server <code>mail.horus.ch<\/code>:<\/p>\n<ul>\n<li><strong>IMAP<\/strong> (recommended): port 993 (SSL\/TLS) or 143 (STARTTLS)<\/li>\n<li><strong>POP<\/strong>: port 995 (SSL\/TLS) or 110 (STARTTLS)<\/li>\n<li><strong>SMTP<\/strong> (sending): port 587 (STARTTLS), with authentication<\/li>\n<\/ul>\n<p>Full details and video tutorials are on the <a href=\"https:\/\/www.horus.ch\/en\/support\/#configemail\">Support<\/a> page.<\/p>\n<\/div><\/details><details class=\"faq-item\" id=\"faq-imap-or-pop\"><summary><span>IMAP or POP: which one should I choose?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p><strong>IMAP<\/strong>, in most cases. Your messages stay on the server and are synchronised across all your devices (computer, smartphone, webmail). <strong>POP<\/strong> downloads messages to a single device: handy if you only want to keep them locally, but they will no longer appear elsewhere.<\/p>\n<\/div><\/details><details class=\"faq-item\" id=\"faq-webmail-access\"><summary><span>How can I read my e-mails in a browser?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>With our webmail, from any computer or smartphone: <a href=\"https:\/\/rainloop.horus.ch\/\" target=\"_blank\" rel=\"noopener\">rainloop.horus.ch<\/a>. Log in with your full e-mail address and your usual password. The former webmail (Roundcube) is still available at <a href=\"https:\/\/webmail.horus.ch\/\" target=\"_blank\" rel=\"noopener\">webmail.horus.ch<\/a>.<\/p>\n<\/div><\/details><details class=\"faq-item\" id=\"faq-username-format\"><summary><span>Does my old user name (user+domain.ch) still work?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>Yes. You can now simply use your full e-mail address as your user name, but the former <code>user+domain.ch<\/code> format still works: there is no need to change a configuration that works.<\/p>\n<\/div><\/details><details class=\"faq-item\" id=\"faq-hotmail-outlook-rejections\"><summary><span>My e-mails to Hotmail or Outlook are rejected (error 550 5.7.1). What should I do?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>Since 5 November 2026, Microsoft has been rejecting some e-mails sent from domains without a DMARC record. We have added this record to all the domains we host. If one of your messages was rejected, <strong>simply send it again<\/strong>: Microsoft does not retry on its own. More details in <a href=\"https:\/\/www.horus.ch\/2026\/11\/09\/hotmail-et-outlook-refusent-certains-e-mails-depuis-le-5-novembre\/\">our article<\/a> (in French).<\/p>\n<\/div><\/details><\/section><section class=\"faq-group\" data-cat=\"hosting\"><h3 class=\"faq-cat\">Web hosting<\/h3><details class=\"faq-item\" id=\"faq-compatible-cms\"><summary><span>Can I install WordPress, Drupal or Joomla?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>Yes. Our hosting plans work with WordPress, Drupal, Joomla, Typo3 and most PHP applications. Several PHP versions are available, with MariaDB or PostgreSQL databases.<\/p>\n<\/div><\/details><details class=\"faq-item\" id=\"faq-https-certificate\"><summary><span>Is my website secured with HTTPS?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>Yes, free of charge: we install a Let\u2019s Encrypt SSL certificate that renews automatically. All data exchanged between your website and its visitors is encrypted.<\/p>\n<\/div><\/details><details class=\"faq-item\" id=\"faq-databases\"><summary><span>How do I manage my databases?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>With phpMyAdmin, included in our hosting plans. For security reasons, its address is not published: you will find access in your <a href=\"https:\/\/admin.horus.ch\/\" target=\"_blank\" rel=\"noopener\">customer area<\/a>, or from our support team.<\/p>\n<\/div><\/details><\/section><section class=\"faq-group\" data-cat=\"solar-energy\"><h3 class=\"faq-cat\">Solar energy<\/h3><details class=\"faq-item\" id=\"faq-really-solar\"><summary><span>Does my website really run on solar energy?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>Our servers run day and night; the sun doesn\u2019t. We feed our production into the power grid, which supplies our servers continuously. Over the year, our plants produce far more than our infrastructure consumes, so every kWh used by your website is offset by a solar kWh we produced ourselves, in Switzerland. <a href=\"https:\/\/www.horus.ch\/solar-energy\/how-it-works\/\">Learn more<\/a>.<\/p>\n<\/div><\/details><details class=\"faq-item\" id=\"faq-data-location\"><summary><span>Where is my data hosted?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>In Switzerland, on our own servers. Your data remains subject to Swiss law.<\/p>\n<\/div><\/details><\/section><section class=\"faq-group\" data-cat=\"account-billing\"><h3 class=\"faq-cat\">Account and billing<\/h3><details class=\"faq-item\" id=\"faq-pay-invoices\"><summary><span>How do I pay my invoices?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>By credit card in your <a href=\"https:\/\/admin.horus.ch\/\" target=\"_blank\" rel=\"noopener\">customer area<\/a>, or by bank transfer, ideally using the QR-bill attached to your invoice. Our bank details are on the <a href=\"https:\/\/www.horus.ch\/en\/contact\/\">Contact<\/a> page.<\/p>\n<\/div><\/details><details class=\"faq-item\" id=\"faq-how-to-order\"><summary><span>How do I order hosting or another service?<\/span><svg class=\"icon icon-chev-d\" width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.75\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"><path d=\"m6 9 6 6 6-6\"\/><\/svg><\/summary><div class=\"faq-a\"><p>Choose your product on the <a href=\"https:\/\/www.horus.ch\/order\/\">Order<\/a> page and fill in the form: we will contact you shortly to set everything up. For a custom offer, <a href=\"https:\/\/www.horus.ch\/en\/contact\/?sujet=offre\">write to us<\/a>.<\/p>\n<\/div><\/details><\/section><\/div>\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-ocre\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.horus.ch\/en\/contact\/?sujet=question\">Ask a question<\/a><\/div>\n<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Answers to the questions we are asked most often. Can\u2019t find yours? Write to us.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1818,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2007","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.horus.ch\/en\/wp-json\/wp\/v2\/pages\/2007","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.horus.ch\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.horus.ch\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.horus.ch\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.horus.ch\/en\/wp-json\/wp\/v2\/comments?post=2007"}],"version-history":[{"count":0,"href":"https:\/\/www.horus.ch\/en\/wp-json\/wp\/v2\/pages\/2007\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.horus.ch\/en\/wp-json\/wp\/v2\/pages\/1818"}],"wp:attachment":[{"href":"https:\/\/www.horus.ch\/en\/wp-json\/wp\/v2\/media?parent=2007"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}