This technique might help you avoid per-message limits, but the recipient's mailbox limit can still be exceeded. Copy the contents of the email message to a new Microsoft Word document and resize the image in Word. If your DPI settings are too high, you’ll likely end up with an enlarged image in your email signature. There is, however, a weird resizing issue with images on iOS on the iPhone (again, the Mail app). Based on these results, sticking to 96 PPI is probably the best bet. But if wanted the image to be flush with the edges, this would not be ideal. For #17, that only applies to Outlook 2007+. Select the picture or pictures you need to reduce. This is often what you’ll see for correcting DPI scaling, but if you’re not using VML at all, then you don’t need to include the extra namespace for it. Note: To specify the exact size to make the picture, click Show more options, and then click the size you want. This, however, will not shrink the total size of the email message you're sending. The email sender's display setting "size" was the culprit. In the example below, we can see how without the code from Parts 1 and 2 that the VML background does not scale, and we can see the background colour behind it. Upon further inspection, we’ve noticed that Marketo appears to be removing the header markup necessary for correct image scaling in Outlook at 125%dpi. If you want, change or enter any information you want to include in the message body. Something also to consider is that retina images also work with VML background images! The inconsistent image scaling factor difference between 100% scaling and 125% scaling (as well as others) means you can’t fix the image scaling problem for Outlook 2007. Outlook will also reduce image width to the same size, so it shouldn’t warp your image at all. When inserting a picture, Outlook will rescale the image as if it was a 96dpi image. Thus, an image that is 100x100px gets scaled up to 175x175px (on a 175% scaled screen). Problem 3: Pixel Resizing. Outlook 2016 Will Resize Images to a Maximum of 1755px. In some cases it may not actually be so bad if you’re not relying on images lining up with specific design elements or other images. Any messages received after a person's mailbox has reached its storage limit can sometimes be rejected. However, this has been changing as high resolution screens are set to a DPI of 120 (125% zoom) or even 144 (150% zoom) by default instead. Last reviewed on March 8, 2019 1 Comment. It shouldn’t affect your layout unless you have tiled images that are more than 1755px tall. As James White found out (link below! Going back to our two column example from before, we can see now with all of our corrections in place, how much better it looks! For our purposes, the namespace we are using defines properties for use with Microsoft Office applications, like Outlook. Then increasing the PPI in the code to 120, the image actually shrinks! Tip: There are additional sizing handles in the center of each side of the picture. And #12, VML is only required for applying a background image to a table Cell. To fix this, you will need to use an image processing tool such as Photoshop to change the DPI setting on the image. There are two ways to select pictures to automatically reduce them in size and include them as an attachment to an e-mail message — in Microsoft Office Outlook, or from Windows Explorer. Note: Your original picture will not be modified. But there is one piece of additional code that we need — and that’s another namespace specifically for VML. We’re having an issue with email rendering on Outlook 2013 (125% dpi) wherein the images stray from the set boundaries of the parent table. Right-click on your Outlook shortcut, and select Properties. Outlook can scale images (sort of..) You may be surprised to learn that Outlook can scale images, but not immediately when it lands on the inbox. Thank you to James White and Michael Muscat for their posts on Outlook and DPI scaling. Lower resolution pictures have a smaller file size. Navigate to the folder that contains the file you want to send. Remember that the size of the e-mail message will increase by approximately one-third while in transit on the internet. You can overcome this by setting the wrapping style of the image to “Top and Bottom”. If you’d like more precise options, you can click the “Custom scaling” link. Select Resize large images when I send this message. Open the file using a program that supports resizing or shrinking the image. Those pixel values, even though it’s in CSS, does not get changed into points. Important: Compressing a picture to reduce the size of the file changes the amount of detail retained in the source picture. While this is a quick method of resizing images, you should know that it will only allow you to resize them to a resolution of 1024 x 768 pixels. Likewise, ask the recipient what their maximum limit is. Before we dive into how to solve DPI scaling, let’s first understand why we see these issues with our emails in Outlook in the first place. Copy a sharing link from another cloud storage service. I do recommend in place of cellspacing and cellpadding to use CSS padding instead. Compose your message, and when you select Send, all picture attachments will be automatically resized. Does anyone know why this happens or how to correct it? This article explains how to insert a picture into the body of an email instead of attaching it as a file in Outlook 2019, 2016, 2013, and 2010, Outlook for Microsoft 365, and Outlook.com. If it’s set to anything else, you may experience blurry images. Photos and other types of attachments can vary in size. Depending on the computer, there may even be more options than just 100%/125%/150%. If you want to learn more about how Outlook resizes pixels in fonts and images, DPI Scaling in Outlook 2007–2013 by Michael Muscat is a great read. I have a very annoying issue with an HTML email I have designed and built when viewed in Outlook 2013. If you’re using the VML code generated from Backgrounds.cm, then it will already have the VML namespace within that code. Any manually set height/width dimensions for the image are ignored. If your image is large, you'll see this message: Some recipients may not receive this message because of image attachments. Resize the large image before you print it. Quick Image Resizing in Outlook 2013. If you use cellspacing and cellpadding, you’ll need to have a CSS solution added as well. Right-click on the large image and save it to disk. You may need to log out and log back in to apply the settings across all of Windows. The picture file will be attached to the e-mail message. Depending on your screen resolution, you may only see the Compress Pictures icon. In regards to correcting Outlook DPI scaling, it’s actually quite simple but not really that clear at first. Our third piece of the puzzle is CSS. Even the text on top is not aligned properly! For other cloud storage solutions, see the service's help files for more information on how to obtain a sharing link. Fig. If you want to maintain the picture's proportions, only use the sizing handles in the corners. Select the compression and resolution options and then select OK. For pictures that won't be printed, Web (150 ppi) is the most common resolution. It’s a global setting across the computer, not a setting specific to only Outlook. A two column layout, at 120 DPI (100% zoom) – before fix, A two column layout, at 120 DPI (100% zoom) – after fix. In this case it’s mso-cellspacing and mso-padding-alt. To select multiple files, press and hold CTRL as you click each file. DPI scaling is actually an accessibility setting in Windows, found in the control panel where display and screen resolution settings are found. Though we can target Outlook by version (2007, 2010, etc), there isn’t a way to target Outlook by DPI, as it’s a computer setting. It’s not new, it’s just an important little trick to know.. And here it is: img { -ms-interpolation-mode: bicubic; } If you use width or height tags to resize images in your markup, IE will ensure they look incredibly awful unless you use this little snippet. In the end, our emails don’t look so great, and could even look broken. Click Apply, then OK. Create a new e-mail message in Outlook; On the Insert tab, in the Include group, click Attach File and select the picture file you want to attach. There are 2 main reasons why we see issues with our emails at 120 or higher DPI: These are the HTML width (and height) attributes that we apply to our tables and table cells to build the structure of our emails. It impacts everything from the task bar to application icons, and to how applications look themselves when in use. The image size seems OK when creating the email, but once it is sent Outlook seems to be re-sizing the image, causing it to look blurry and quite a bit larger than it should. Once you have a sharing link, paste it in the body of your email message. Return to the Message window in Outlook. Let’s use the two column example from above to see how that looks. Most cloud storage solutions such as OneDrive, OneDrive for Business, Dropbox or Google Drive allow you to get a shareable link to your file. Create a new e-mail message in Outlook; On the Insert tab, in the Include group, click Attach File and select the picture file you want to attach. In the message window, click the File tab. Windows allows you to create and open zip files without any additional software. Hybrid is a method of developing responsive emails without the reliance on media queries. Finally, consider the recipient's Internet connection speed. Our HTML width and height attributes need to become CSS width and height instead. If we try to correct the rendering for Outlook 2007 at 120 DPI (by using 120 PPI in the code), it will cause rendering issues for those using 96 DPI (image shrinks). Increasing the PPI in the code up to 96, we can see that the image is rendering larger than normal, but not as bad as 72 PPI. So all we need to do is add the CSS to our MSO conditional comments (and anywhere else you might have HTML width and height attributes). So if we want to display an image at 300px by 300px, we would create it at 600px by 600px, but still use 300px in the code. If you're concerned about the size of your email messages or if you've received a message that your email is too large to send, there are several steps you can take to reduce the size of the attached pictures and other documents. Because whichever way you go, you will break the appearance for either the normal DPI audience or the higher DPI audience. Instead, an icon of the picture will appear under the message subject. If you must send larger attachments, verify the maximum size of the message that you can send. In addition to restricting the size of individual messages, some email systems put a cap on the total size of your mailbox. The following is a list of best practices to use when sending pictures and attachments: Post or publish large attachments    - If you're sending attachments or pictures to someone with whom you are willing to share a stored location in the cloud, or on your organization's network, you can include a link to that location in your e-mail message. Note: For more information specific to reducing picture files, see the section Insert and resize pictures in the body of an email message. Then, when the email is viewed on a screen with a smaller scaling factor applied, it appears too big. Thanks. Note: You can also drag and drop a picture from Windows Explorer.The picture file will be attached to the e-mail message. Traditionally, emails are developed using aligned tables, and media queries to override those desktop styles and stack the content into a single column for mobile. Because of this, you should compress the picture before applying an artistic effect. Resized images will be a maximum of 1024x768 pixels. Bottom line: Images in Outlook 2007 on higher scaling factors are broke and not fixable without breaking either the normal DPI users view or the higher scaling factor users view. We’re having an issue with email rendering on Outlook 2013 (125% dpi) wherein the images stray from the set boundaries of the parent table. Downloading a large attachment on a mobile internet connection can take a long time. The image … It’s crucial to close the open div within another conditionalmso after the standard image, of course. This means that after compression, the picture can look different than before it was compressed. As well, users can also set the DPI to a custom value if they so choose (“Set custom text size” option in the left panel). If the Outlook email sender's display setting was 125% or 150%, the Outlook email "sender" would send correctly sized images, but the Outlook email recipient of a message sent from them would receive enlarged images. If you’re going to change it, make sure to test in newer versions of Outlook and it would be best to target Outlook 2007 separately (I have not tried this myself, so test!). Outlook DPI scaling is one of the most common problems encountered when developing emails and supporting Outlook (alongside the 1px horizontal line issue). Keyboard shortcut  To open Windows Explorer, press Windows logo key+E. Go to the Compatibility tab. This makes them look really crisp and clear on retina or high pixel density screens. It’ll work in either place! It’s crucial to close the open div within another conditionalmso after the standard image, of course. It’s actually a good idea to use retina images, not just for retina devices, but also for Outlook because scaled up retina images will look better than regular sized images. Either return to your email message and choose Attach File from the ribbon, or right-click the new zip file, select Send To > Mail Recipient to open a new email message with the file already attached. Use smaller original files    - The size of a photo taken by a mobile phone or a digital camera is typically large, even when saved in a compressed file format such as .jpg. Important: Compressing a picture to reduce the size of the file changes the amount of detail retained in the source picture. For image files, you'll also see a small preview of the picture along with the name and size of the file. Since each message you send is stored in your Sent Items folder, reducing the size of attachments can also help keep your mailbox size small. At Litmus Live Boston and San Francisco this year, I gave a talk on correcting Outlook DPI scaling issues, while also looking at how it applies to Hybrid development, and touched on some other aspects it impacts that are common in email development today. Yes it is still scaled up or zoomed in looking, but it is now all proportionate, which is what we want! . from the Adjust group. ; Under Image Attachments, click Resize large images when I send this message. This is why it’s important to have the DPI value for all images in your email signature set to 96 DPI. 1. Despite have an identical horizontal resolution, images, text, and icons will be physically larger on the laptop so they can roughly match the same elements on the desktop screen. The severity of impact caused by DPI scaling depends on what you’re trying to accomplish with the … You can change the visible size of the picture, e.g., how much of the screen it takes up, without changing the file size or resolution of the picture. To select multiple files, press and hold CTRL as you click each file. If the file is already stored on OneDrive, OneDrive for Business, or a SharePoint site, you can select Send a link. Well, that would also be CSS width and height! Upon further inspection, we’ve noticed that Marketo appears to be removing the header markup necessary for correct image scaling in Outlook at 125%dpi. If you’d like more precise options, you can click the “Custom scaling” link. March 8, 2019 by Diane Poremsky 1 Comment. This scaling up is great for users, because it makes everything much easier to read. This attaches a shortcut to the file to your email message, not the file itself. You could even, especially in this particular example, use percentages in the width attributes instead. Step 5: In the new dialog box, go to the Scale section on the Size tab, and you can specify the percent of both Height and Width according to … Depending on your screen resolution, you may only see the Compress Pictures icon. At the time, it wasn’t obvious to me that it has to do with the MSO conditional comments when you’re coding Hybrid. Remember how I mentioned above that other pixel values turn into points? The issue arrises when a user with DPI Scaling set to 'Medium (125%)', and it makes all my images 125% larger than they should be, even though the width and height are set on the tag, in the style of the tag and on the tag that houses the image. This means that if you have a picture of 150dpi with a height off 88px, it will be displayed as an image of 56px high; 88px/150dpi * 96dpi = 56px. Only the copy of the picture being sent will be reduced in size. Once you have a sharing link, paste it in the body of your email message. My 2" wide logo would show as 2.5" or 3" depending on the % selected. Any way you develop an email will need those additional pieces of code to correct that. We expect this since the DPI and PPI are both the same. This problem usually persists on Windows 10 where default setting is with 125% resolution rather than 100%. Check the Override high DPI scaling behavior checkbox. There are 3 parts required to correct the DPI scaling issues in Outlook. You can overcome this by setting the wrapping style of the image to “Top and Bottom”. Click or tap the picture to display a small circular sizing handle at each corner of the picture. Send multiple attachments by using several e-mail messages    - Multiple smaller messages have a higher likelihood of being delivered versus one large message. See screenshot: 4. Sometimes changing the screen resolution to increase text size isn’t ideal, so the DPI setting can be changed instead. With all of this scaling and images, you may be wondering about retina images. The largest graphics file formats are those that are not saved in a compressed file format, such as .tif and .bmp (the default file format of Windows Paint). Select a picture. Our signature is appended to each email using Exclaimer Mail Disclaimers. A video tutorial on how to automatically resize images in Outlook 2010. On the Format tab, in the Size group, enter the required height. Instead, an icon of the picture will appear under the message subject. However, it actually does not! If you’re using the code generated from Backgrounds.cm, then you’ll want to update the type attribute on the v:fill element to frame instead of tile. Note: If you embed the picture in the message body — the picture appears in the message — by using the Picture command in the Illustrations group, the image attachment resize feature is not available. This quirk also applies to Outlook 2007, 2010 and 2013. Here are the steps. Navigate to the folder that contains the pictures you want to send. The unfortunate news is, there isn’t really anything we can do about this without causing issues for one scaling factor or the other. Outlook has an issue with the DPI scaling, wherein any resolution of 1920×1080 and above will distort the layout of your email. There are several methods you can use to keep the size of your email messages and attachments small when sending these files. This creates a new zip file that contains the file or files you selected in step 2. However, if it’s not in the VML code directly that you’re using, then you can add it to the HTML tag. Resizing large images may help the message get delivered. When you attach a picture as a file, the picture won't display directly in the body of the email message. Retina images are images that are created at usually twice the size we want to display them at. Instead, an icon of the picture will appear under the message subject. When you attach a picture as a file, the picture won't display directly in the body of the email message. Open Windows Explorer by clicking Start, and then double-clicking Computer. VML has become more and more popular recently, especially for background images, since the Word rendering engine in newer versions of Outlook doesn’t support CSS background images or even the HTML background attribute. If we decrease the PPI in the code to 72, the image enlarges a lot and we can see that the copy is getting squished from scaling up, and the CTA button goes onto two lines. 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