https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203581#M245752 Not an innovation, but a request to Samsung to STOP removing useful features, both that were already present in One UI before, as well as those that are part of Stock Android.<DIV><BR /><DIV><BR /></DIV><DIV><B>Multi Users</B> is a great feature, available in Stock Android as well as several other OEMs. This feature is not only good from a privacy perspective, but also useful in how we setup our system and use our devices.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV><B>The main problem with Android, unlike an iPhone, is the way storage access is designed.</B></DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>An iPhone uses a '<B>container</B>' type design, where every app is installed (sandboxed) within its own container, and each app has access to just the files that it creates or downloads.<B>No app can have access to files outside its own container.</B> There is no concept of a common storage on an iPhone. If required, an app can call/ request the stock file manager and have access to files outside its container ONLY with EXPLICIT USER CONSENT during each instance.&nbsp;<B>This is just a brilliant design both from a security and from a privacy perspective.</B></DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>On Android devices, storage access has a severely flawed design, despite the recent implementation of SAF (Storage Access Framework) or Scoped Storage. If an app is granted access to storage, it basically has access to ALL the files in your storage (except may be the data and obb folders in newer Android versions). It is either full access or no access. There is no choice for 'limited' access.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>Under these design limitations, if one has to use an app that mandatorily requires access to storage, one can install that app in a separate user profile where there are no personal files. I have been installing games in a separate user profile primarily for this purpose. The app can have access to storage, contacts, etc. but it doesn't affect user privacy because all those databases and storage are empty. Same holds true for other apps.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>With the above design limitation in mind, I will list the top 4 benefits of Multi Users:</DIV><DIV><BR /></DIV><DIV>1.<B><U>PRIVACY</U></B>: Although it is not very common these days to share devices, but should such a need arise, even if temporary, one can safely handover the device without worrying about privacy.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>2.<B><U>MULTIPLE APP INSTANCES</U></B>: Although Parallel Apps or Dual Apps provide this functionality (partly), it is limited to just one additional instance. With Multi Users, one can have upto 5 such instances, without taking up additional storage.&nbsp;</DIV><DIV><BR /></DIV><DIV>For those who are unaware, you can install an app only once in a device. All additional 'installations' are simply creation of a separate data folder for each user, and not additional installations of the same app.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>3.<B><U>MULTIPLE PROFILES/ PRIVATE SPACE</U></B>: Users can setup different profiles with a different set of apps. An example would be a Gaming profile. One in which only gaming apps will be installed. The reasons have already been explained above. Likewise, there could be different reasons for having a separate, isolated private space with each profile.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>4.<B><U>CHILD SAFE</U></B>: Users can safely handover the devices to children without worrying about their files being deleted, modified or some inadvertent changes being done.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>Samsung, please implement this very useful feature. Unlike some other features, this is not something that can be addressed using 3rd party apps. This requires implementation at the system level.</DIV><DIV><BR /></DIV><DIV>Thanks.</DIV><DIV><BR /></DIV><DIV><BR /></DIV></DIV> Tue, 07 Jun 2022 06:29:57 GMT TheMystic 2022-06-07T06:29:57Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203581#M245752 Not an innovation, but a request to Samsung to STOP removing useful features, both that were already present in One UI before, as well as those that are part of Stock Android.<DIV><BR /><DIV><BR /></DIV><DIV><B>Multi Users</B> is a great feature, available in Stock Android as well as several other OEMs. This feature is not only good from a privacy perspective, but also useful in how we setup our system and use our devices.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV><B>The main problem with Android, unlike an iPhone, is the way storage access is designed.</B></DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>An iPhone uses a '<B>container</B>' type design, where every app is installed (sandboxed) within its own container, and each app has access to just the files that it creates or downloads.<B>No app can have access to files outside its own container.</B> There is no concept of a common storage on an iPhone. If required, an app can call/ request the stock file manager and have access to files outside its container ONLY with EXPLICIT USER CONSENT during each instance.&nbsp;<B>This is just a brilliant design both from a security and from a privacy perspective.</B></DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>On Android devices, storage access has a severely flawed design, despite the recent implementation of SAF (Storage Access Framework) or Scoped Storage. If an app is granted access to storage, it basically has access to ALL the files in your storage (except may be the data and obb folders in newer Android versions). It is either full access or no access. There is no choice for 'limited' access.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>Under these design limitations, if one has to use an app that mandatorily requires access to storage, one can install that app in a separate user profile where there are no personal files. I have been installing games in a separate user profile primarily for this purpose. The app can have access to storage, contacts, etc. but it doesn't affect user privacy because all those databases and storage are empty. Same holds true for other apps.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>With the above design limitation in mind, I will list the top 4 benefits of Multi Users:</DIV><DIV><BR /></DIV><DIV>1.<B><U>PRIVACY</U></B>: Although it is not very common these days to share devices, but should such a need arise, even if temporary, one can safely handover the device without worrying about privacy.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>2.<B><U>MULTIPLE APP INSTANCES</U></B>: Although Parallel Apps or Dual Apps provide this functionality (partly), it is limited to just one additional instance. With Multi Users, one can have upto 5 such instances, without taking up additional storage.&nbsp;</DIV><DIV><BR /></DIV><DIV>For those who are unaware, you can install an app only once in a device. All additional 'installations' are simply creation of a separate data folder for each user, and not additional installations of the same app.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>3.<B><U>MULTIPLE PROFILES/ PRIVATE SPACE</U></B>: Users can setup different profiles with a different set of apps. An example would be a Gaming profile. One in which only gaming apps will be installed. The reasons have already been explained above. Likewise, there could be different reasons for having a separate, isolated private space with each profile.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>4.<B><U>CHILD SAFE</U></B>: Users can safely handover the devices to children without worrying about their files being deleted, modified or some inadvertent changes being done.</DIV><DIV><BR /></DIV><DIV><BR /></DIV><DIV>Samsung, please implement this very useful feature. Unlike some other features, this is not something that can be addressed using 3rd party apps. This requires implementation at the system level.</DIV><DIV><BR /></DIV><DIV>Thanks.</DIV><DIV><BR /></DIV><DIV><BR /></DIV></DIV> Tue, 07 Jun 2022 06:29:57 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203581#M245752 TheMystic 2022-06-07T06:29:57Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203612#M245754 Ooo...<BR />.<BR />So this is the use of Multi users...<BR />.<BR />I see... <span class="lia-unicode-emoji" title=":thumbs_up:">👍</span> Sun, 03 Apr 2022 14:56:54 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203612#M245754 mHappiee 2022-04-03T14:56:54Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203691#M245758 Mujhe bhi ab pata laga <span class="lia-unicode-emoji" title=":thinking_face:">🤔</span><BR />Mai toh phle time pass ke liye kabhi use kar leta tha <span class="lia-unicode-emoji" title=":face_with_tears_of_joy:">😂</span> Sun, 03 Apr 2022 15:09:57 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203691#M245758 Anonymous 2022-04-03T15:09:57Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203770#M245768 yeh pura read krna mushkil hai..<span class="lia-unicode-emoji" title=":grinning_face_with_sweat:">😅</span>..<BR /><BR />short mei batayo ge kya hai...<BR />ek do lines mei. Sun, 03 Apr 2022 15:21:41 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203770#M245768 ㅤ 2022-04-03T15:21:41Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203814#M245771 Multi User is available and Samsung Knox is enough to keep your privacy protected Sun, 03 Apr 2022 15:38:54 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203814#M245771 VedantKalore 2022-04-03T15:38:54Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203854#M245777 Multi user one ui 3.1<SPAN class="mobile-app-image"><span class="lia-inline-image-display-wrapper" image-alt="Screenshot_20220403-210611_Settings.jpg"><img src="https://r2.community.samsung.com/t5/image/serverpage/image-id/3006859iAB5591B782204BA2/image-size/small?v=v2&amp;px=200" role="button" title="Screenshot_20220403-210611_Settings.jpg" alt="Screenshot_20220403-210611_Settings.jpg" /></span></SPAN> Sun, 03 Apr 2022 15:40:19 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203854#M245777 VedantKalore 2022-04-03T15:40:19Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203860#M245778 In short this! <SPAN class="mobile-app-image"><span class="lia-inline-image-display-wrapper" image-alt="1649000459155.jpg"><img src="https://r2.community.samsung.com/t5/image/serverpage/image-id/3006860i2B82B7D27D195CD9/image-size/small?v=v2&amp;px=200" role="button" title="1649000459155.jpg" alt="1649000459155.jpg" /></span></SPAN> Sun, 03 Apr 2022 15:41:13 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203860#M245778 VedantKalore 2022-04-03T15:41:13Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203862#M245779 Why are they removing useful features in OneUI 4.x? They are crazy. Sun, 03 Apr 2022 15:54:49 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203862#M245779 TheMystic 2022-04-03T15:54:49Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203873#M245780 <span class="lia-unicode-emoji" title=":flushed_face:">😳</span>..ab yeh kyaa hai...?<BR />mere phone me nhi hai.. multi-user jesa kuch... Sun, 03 Apr 2022 15:42:43 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203873#M245780 ㅤ 2022-04-03T15:42:43Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203887#M245781 Available in OneUI 4.x? I can't find it.<BR /><BR />As with Knox, it doesn't address the points described above. Sun, 03 Apr 2022 15:43:34 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203887#M245781 TheMystic 2022-04-03T15:43:34Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203936#M245787 Which device? M and F series won't have Sun, 03 Apr 2022 15:50:44 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203936#M245787 VedantKalore 2022-04-03T15:50:44Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203937#M245788 Mere me bhi nahi hai <span class="lia-unicode-emoji" title=":thinking_face:">🤔</span> Sun, 03 Apr 2022 15:51:10 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203937#M245788 Anonymous 2022-04-03T15:51:10Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203939#M245789 No One UI 4.x let's check with Galaxy A52 hum I'll definitely see multi user availability Sun, 03 Apr 2022 15:51:23 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203939#M245789 VedantKalore 2022-04-03T15:51:23Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203942#M245790 Maine bhi pura nahi padha uper uper se padh liya <span class="lia-unicode-emoji" title=":face_with_tears_of_joy:">😂</span> Sun, 03 Apr 2022 15:51:41 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203942#M245790 Anonymous 2022-04-03T15:51:41Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203943#M245791 May be only for tabs <span class="lia-unicode-emoji" title=":thinking_face:">🤔</span> mere phone me bhi nahi hai Sun, 03 Apr 2022 15:52:06 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203943#M245791 Anonymous 2022-04-03T15:52:06Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203946#M245792 M or F series? S series for sure HAS! EVEN a series has! <SPAN class="mobile-app-image"><span class="lia-inline-image-display-wrapper" image-alt="1649001121635.jpg"><img src="https://r2.community.samsung.com/t5/image/serverpage/image-id/3006882i4CE5D9FA1C1194CD/image-size/small?v=v2&amp;px=200" role="button" title="1649001121635.jpg" alt="1649001121635.jpg" /></span></SPAN> Sun, 03 Apr 2022 15:52:15 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203946#M245792 VedantKalore 2022-04-03T15:52:15Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203958#M245795 oh Sun, 03 Apr 2022 15:54:33 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203958#M245795 ㅤ 2022-04-03T15:54:33Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203960#M245796 I can't find it on my S22 Ultra. Is it a hidden setting or something? Sun, 03 Apr 2022 15:54:35 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203960#M245796 TheMystic 2022-04-03T15:54:35Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203961#M245797 <span class="lia-unicode-emoji" title=":grinning_squinting_face:">😆</span> Sun, 03 Apr 2022 15:54:45 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203961#M245797 ㅤ 2022-04-03T15:54:45Z https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203965#M245799 Correct. The feature is only available for tablets in Samsung branded devices. Sun, 03 Apr 2022 15:55:34 GMT https://r2.community.samsung.com/t5/Tech-Talk/InnovationLab-42-Multi-Users/m-p/11203965#M245799 TheMystic 2022-04-03T15:55:34Z