{"id":56624,"date":"2025-09-11T05:23:14","date_gmt":"2025-09-11T05:23:14","guid":{"rendered":"https:\/\/www.europesays.com\/ie\/56624\/"},"modified":"2025-09-11T05:23:14","modified_gmt":"2025-09-11T05:23:14","slug":"iphone-17-models-include-toggle-to-disable-screen-flickering-pwm","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ie\/56624\/","title":{"rendered":"iPhone 17 Models Include Toggle to Disable Screen Flickering (PWM)"},"content":{"rendered":"<p>Wednesday September 10, 2025 10:12 am PDT by <a href=\"https:\/\/www.macrumors.com\/author\/juli-clover\/\" rel=\"author nofollow noopener\" class=\"authorLink--3Zlx7Owv\" target=\"_blank\">Juli Clover<\/a><\/p>\n<p>The <a href=\"https:\/\/www.macrumors.com\/roundup\/iphone-17\/\" rel=\"nofollow noopener\" target=\"_blank\">iPhone 17<\/a> models include an Accessibility setting to disable pulse width modulation (PWM), according to information found in the <a href=\"https:\/\/www.macrumors.com\/roundup\/ios-26\/\" rel=\"nofollow noopener\" target=\"_blank\">iOS 26<\/a> release candidate.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.europesays.com\/ie\/wp-content\/uploads\/2025\/09\/iPhone-17-Pro-Colors.jpg\"   alt=\"iPhone 17 Pro Colors\" width=\"1600\" height=\"898\" class=\"aligncenter size-full wp-image-1017876\"\/><br \/>There will be a toggle located in the Display and Text Size section of the Accessibility settings on the \u200ciPhone 17\u200c, labeled &#8220;Display Pulse Smoothing.&#8221; Users will be able to turn PWM on, or turn it off. A description:<\/p>\n<blockquote>\n<p>Disables pulse width modulation to provide a different way to dim the OLED display, which can create a smoother display output at low brightness levels. Disabling PWM may affect low brightness display performance under certain conditions.<\/p>\n<\/blockquote>\n<p>We have confirmed that the PWM toggle is available on the \u200ciPhone 17\u200c, <a href=\"https:\/\/www.macrumors.com\/roundup\/iphone-17-pro\/\" rel=\"nofollow noopener\" target=\"_blank\">iPhone 17 Pro<\/a>, and \u200ciPhone 17 Pro\u200c Max. It&#8217;s also likely available on the <a href=\"https:\/\/www.macrumors.com\/roundup\/iphone-air\/\" rel=\"nofollow noopener\" target=\"_blank\">iPhone Air<\/a>.<\/p>\n<p>Pulse width modulation is used for adjusting the brightness of a display. PWM is designed to quickly switch LED or OLED pixels on or off to control the brightness that people perceive. Some users are <a href=\"https:\/\/www.reddit.com\/r\/PWM_Sensitive\/\" rel=\"nofollow noopener\" target=\"_blank\">bothered by PWM<\/a> and can see a flickering at lower brightness levels.<\/p>\n<p>Affected users often complain of eye strain, headaches, and other symptoms, but it is a technology that display makers use because it is energy efficient. The \u200ciPhone 17\u200c models could provide those who are bothered by PWM with a fix.<\/p>\n<p><b>Update:<\/b> This article has been updated to clarify that the setting to turn off PWM is available on all \u200ciPhone 17\u200c models. <\/p>\n<p>Popular Stories<\/p>\n<p><a href=\"https:\/\/www.macrumors.com\/2025\/09\/09\/apple-announces-iphone-17-pro\/\" class=\"related\" rel=\"nofollow noopener\" target=\"_blank\">Apple Announces iPhone 17 Pro and Pro Max With New Design, Larger Battery, and More<\/a><\/p>\n<p>Apple today introduced the iPhone 17 Pro and iPhone 17 Pro Max.&#13;Both devices feature a new aluminum unibody design, with the Ceramic Shield now protecting both the front and back sides. Apple says the front side is now Ceramic Shield 2, which offers 3x better scratch resistance, while the rear Ceramic Shield is advertised as 4x more resistant to cracks compared to the back glass on previous&#8230;<\/p>\n<p><a href=\"https:\/\/www.macrumors.com\/2025\/09\/09\/apple-event-live-blog-september-2025\/\" class=\"related\" rel=\"nofollow noopener\" target=\"_blank\">Apple Event Live Blog: iPhone 17, iPhone Air, New Apple Watches, and AirPods Pro 3<\/a><\/p>\n<p>Apple&#8217;s &#8220;Awe Dropping&#8221; event kicks off today at 10:00 a.m. Pacific Time, where we&#8217;re expecting to see the iPhone 17 lineup, several updated Apple Watch models, and the third-generation AirPods Pro unveiled, and perhaps some other announcements.&#13;Apple is providing a live video stream on its website, on YouTube, and in the company&#8217;s TV app across various platforms. We will also be updating&#8230;<\/p>\n<p><a href=\"https:\/\/www.macrumors.com\/2025\/09\/08\/two-versions-of-airpods-pro-3-coming\/\" class=\"related\" rel=\"nofollow noopener\" target=\"_blank\">Two Versions of AirPods Pro 3 Coming With These Differences<\/a><\/p>\n<p>Apple is preparing to launch two versions of the AirPods Pro 3 over 2025 and 2026, according to a Weibo leaker.&#13;Yesterday, supply chain analyst Ming-Chi Kuo reported that Apple is planning to debut the AirPods Pro 3 this year. They could arrive as soon as this week at Apple&#8217;s &#8220;Awe dropping&#8221; event. &#13;Crucially, Kuo added that Apple is planning to introduce a successor to this year&#8217;s AirPods &#8230;<\/p>\n<p><a href=\"https:\/\/www.macrumors.com\/2025\/09\/09\/apple-announces-iphone-air\/\" class=\"related\" rel=\"nofollow noopener\" target=\"_blank\">Apple Announces iPhone Air With Ultra-Thin Design<\/a><\/p>\n<p>Apple today unveiled the iPhone Air, an all-new kind of iPhone featuring an ultra-thin design.&#13;The iPhone Air is just 5.6mm thick, making it the thinnest iPhone ever. The frame is made of titanium with a polished mirror finish. The device features Ceramic Shield 2 with 3x better scratch resistance and 4x better crack resistance, on both sides of the device for the first time. Apple says that &#8230;<\/p>\n<p><a href=\"https:\/\/www.macrumors.com\/2025\/09\/09\/iphone-17-esim-only-countries-list\/\" class=\"related\" rel=\"nofollow noopener\" target=\"_blank\">iPhone 17 and iPhone 17 Pro Models Are eSIM-Only in These Countries<\/a><\/p>\n<p>Apple continues to phase out the physical SIM card tray on iPhones, with the latest models relying solely on eSIM technology in more countries.&#13;The new iPhone 17, iPhone 17 Pro, and iPhone 17 Pro Max support eSIMs only in these countries and regions, according to Apple:&#13;&#13;  Bahrain&#13;  Canada&#13;  Guam&#13;  Japan&#13;  Kuwait&#13;  Mexico&#13;  Oman&#13;  Qatar&#13;  Saudi Arabia&#13;  United Arab Emirates&#13;  Un&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"Wednesday September 10, 2025 10:12 am PDT by Juli Clover The iPhone 17 models include an Accessibility setting&hellip;\n","protected":false},"author":2,"featured_media":56625,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[257],"tags":[18,19,280,17,279,82],"class_list":{"0":"post-56624","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-mobile","8":"tag-eire","9":"tag-ie","10":"tag-iphone-17-pro","11":"tag-ireland","12":"tag-mobile","13":"tag-technology"},"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts\/56624","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/comments?post=56624"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/posts\/56624\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/media\/56625"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/media?parent=56624"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/categories?post=56624"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ie\/wp-json\/wp\/v2\/tags?post=56624"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}