Flash Advan S50 4G i5G Firmware via QGDP Assembly - Fix Bootloop & Unbrick

Complete guide on how to flash Advan S50 4G i5G using QGDP Assembly Tool. Step-by-step tutorial to install stock ROM, fix bootloop, unbrick

Flash Advan S50 4G i5G Firmware via QGDP Assembly - Fix Bootloop & Unbrick

The Advan S50 4G model i5G is an entry-level Android smartphone powered by a Spreadtrum SC9850KA chipset, running Android 8.1 Oreo (Go Edition) with 1GB of RAM and 8GB of internal storage. While this device offers reliable performance for basic tasks, users may encounter common issues such as boot loops, system crashes, forgotten screen locks, slow performance, or software corruption that requires a complete firmware reinstallation. Flashing, also known as installing stock ROM, is the process of reinstalling the official operating system on your Android device. This procedure can effectively resolve various software-related problems, restore your device to its factory state, remove custom ROMs or root modifications, and potentially improve overall system stability and performance. For the Advan S50 4G i5G specifically, the flashing process requires the QGDP Assembly Tool, which is designed to handle firmware files in CPB format, the official package format used by Advan for this partic…

About the author

Tech Blogger from Lampung

Post a Comment

<script type="text/javascript" src="https://www.blogger.com/static/v1/widgets/851759228-widgets.js"></script>
<script type='text/javascript'>
window['__wavt'] = 'AAPvtVl4SBZCejWKVqdbbqdNMYIc:1790168013554';_WidgetManager._Init('//www.blogger.com/rearrange?blogID\x3d921133140681399198','//www.drovidia.com/2026/09/flash-advan-s50-4g-i5g-qgdp-assembly-guide.html?amp\x3d1','921133140681399198');
_WidgetManager._SetDataContext([{'name': 'blog', 'data': {'blogId': '921133140681399198', 'title': 'Android Guides, Tips, Reviews', 'url': 'https://www.drovidia.com/2026/09/flash-advan-s50-4g-i5g-qgdp-assembly-guide.html?amp\x3d1', 'canonicalUrl': 'https://www.drovidia.com/2026/09/flash-advan-s50-4g-i5g-qgdp-assembly-guide.html', 'homepageUrl': 'https://www.drovidia.com/?amp\x3d1', 'searchUrl': 'https://www.drovidia.com/search', 'canonicalHomepageUrl': 'https://www.drovidia.com/', 'blogspotFaviconUrl': 'https://www.drovidia.com/favicon.ico', 'bloggerUrl': 'https://www.blogger.com', 'hasCustomDomain': true, 'httpsEnabled': true, 'enabledCommentProfileImages': true, 'gPlusViewType': 'FILTERED_POSTMOD', 'adultContent': false, 'analyticsAccountNumber': 'G-7W2WWG87NC', 'analytics4': true, 'encoding': 'UTF-8', 'locale': 'en', 'localeUnderscoreDelimited': 'en', 'languageDirection': 'ltr', 'isPrivate': false, 'isMobile': false, 'isMobileRequest': false, 'mobileClass': '', 'isPrivateBlog': false, 'isDynamicViewsAvailable': true, 'feedLinks': '\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Android Guides, Tips, Reviews - Atom\x22 href\x3d\x22https://www.drovidia.com/feeds/posts/default\x22 /\x3e\n\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/rss+xml\x22 title\x3d\x22Android Guides, Tips, Reviews - RSS\x22 href\x3d\x22https://www.drovidia.com/feeds/posts/default?alt\x3drss\x22 /\x3e\n\x3clink rel\x3d\x22service.post\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Android Guides, Tips, Reviews - Atom\x22 href\x3d\x22https://www.blogger.com/feeds/921133140681399198/posts/default\x22 /\x3e\n\n\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Android Guides, Tips, Reviews - Atom\x22 href\x3d\x22https://www.drovidia.com/feeds/3761353061166605508/comments/default\x22 /\x3e\n', 'meTag': '', 'adsenseHostId': 'ca-host-pub-1556223355139109', 'adsenseHasAds': false, 'adsenseAutoAds': false, 'boqCommentIframeForm': true, 'loginRedirectParam': '', 'view': '', 'dynamicViewsCommentsSrc': '//www.blogblog.com/dynamicviews/4224c15c4e7c9321/js/comments.js', 'dynamicViewsScriptSrc': '//www.blogblog.com/dynamicviews/7ce469edaf870342', 'plusOneApiSrc': 'https://apis.google.com/js/platform.js', 'disableGComments': true, 'interstitialAccepted': false, 'sharing': {'platforms': [{'name': 'Get link', 'key': 'link', 'shareMessage': 'Get link', 'target': ''}, {'name': 'Facebook', 'key': 'facebook', 'shareMessage': 'Share to Facebook', 'target': 'facebook'}, {'name': 'BlogThis!', 'key': 'blogThis', 'shareMessage': 'BlogThis!', 'target': 'blog'}, {'name': 'X', 'key': 'twitter', 'shareMessage': 'Share to X', 'target': 'twitter'}, {'name': 'Pinterest', 'key': 'pinterest', 'shareMessage': 'Share to Pinterest', 'target': 'pinterest'}, {'name': 'Email', 'key': 'email', 'shareMessage': 'Email', 'target': 'email'}], 'disableGooglePlus': true, 'googlePlusShareButtonWidth': 0, 'googlePlusBootstrap': '\x3cscript type\x3d\x22text/javascript\x22\x3ewindow.___gcfg \x3d {\x27lang\x27: \x27en\x27};\x3c/script\x3e'}, 'hasCustomJumpLinkMessage': false, 'jumpLinkMessage': 'Read more', 'pageType': 'item', 'postId': '3761353061166605508', 'postImageThumbnailUrl': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhq8QFQkvcEPePReSKyt4A_l9jpYia0lkG1t5WxZBkuo-8DP4EG69_NMvkh5v07lhsyY8B0-foJtsx_EjXt8U-ZZHy7oMIXGWEMmABz9_NoSRQeLOAyYD8rXyO73njbfMJEo7dfVOJr0GrSuCEDbErsjal8J_9-SC3ZTKxYjyBv8Cct7cchZJJLPDrafVgT/s72-c/Flash%20Advan%20S50%204G%20i5G%20Firmware%20via%20QGDP%20Assembly%20-%20Fix%20Bootloop%20\x26%20Unbrick.png', 'postImageUrl': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhq8QFQkvcEPePReSKyt4A_l9jpYia0lkG1t5WxZBkuo-8DP4EG69_NMvkh5v07lhsyY8B0-foJtsx_EjXt8U-ZZHy7oMIXGWEMmABz9_NoSRQeLOAyYD8rXyO73njbfMJEo7dfVOJr0GrSuCEDbErsjal8J_9-SC3ZTKxYjyBv8Cct7cchZJJLPDrafVgT/s1600/Flash%20Advan%20S50%204G%20i5G%20Firmware%20via%20QGDP%20Assembly%20-%20Fix%20Bootloop%20\x26%20Unbrick.png', 'pageName': 'Flash Advan S50 4G i5G Firmware via QGDP Assembly - Fix Bootloop \x26 Unbrick', 'pageTitle': 'Android Guides, Tips, Reviews: Flash Advan S50 4G i5G Firmware via QGDP Assembly - Fix Bootloop \x26 Unbrick', 'metaDescription': 'Complete guide on how to flash Advan S50 4G i5G using QGDP Assembly Tool. Step-by-step tutorial to install stock ROM, fix bootloop, unbrick'}}, {'name': 'features', 'data': {}}, {'name': 'messages', 'data': {'edit': 'Edit', 'linkCopiedToClipboard': 'Link copied to clipboard!', 'ok': 'Ok', 'postLink': 'Post Link'}}, {'name': 'template', 'data': {'name': 'custom', 'localizedName': 'Custom', 'isResponsive': true, 'isAlternateRendering': false, 'isCustom': true}}, {'name': 'view', 'data': {'classic': {'name': 'classic', 'url': '?view\x3dclassic'}, 'flipcard': {'name': 'flipcard', 'url': '?view\x3dflipcard'}, 'magazine': {'name': 'magazine', 'url': '?view\x3dmagazine'}, 'mosaic': {'name': 'mosaic', 'url': '?view\x3dmosaic'}, 'sidebar': {'name': 'sidebar', 'url': '?view\x3dsidebar'}, 'snapshot': {'name': 'snapshot', 'url': '?view\x3dsnapshot'}, 'timeslide': {'name': 'timeslide', 'url': '?view\x3dtimeslide'}, 'isMobile': false, 'title': 'Flash Advan S50 4G i5G Firmware via QGDP Assembly - Fix Bootloop \x26 Unbrick', 'description': 'Complete guide on how to flash Advan S50 4G i5G using QGDP Assembly Tool. Step-by-step tutorial to install stock ROM, fix bootloop, unbrick', 'featuredImage': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhq8QFQkvcEPePReSKyt4A_l9jpYia0lkG1t5WxZBkuo-8DP4EG69_NMvkh5v07lhsyY8B0-foJtsx_EjXt8U-ZZHy7oMIXGWEMmABz9_NoSRQeLOAyYD8rXyO73njbfMJEo7dfVOJr0GrSuCEDbErsjal8J_9-SC3ZTKxYjyBv8Cct7cchZJJLPDrafVgT/s1600/Flash%20Advan%20S50%204G%20i5G%20Firmware%20via%20QGDP%20Assembly%20-%20Fix%20Bootloop%20\x26%20Unbrick.png', 'url': 'https://www.drovidia.com/2026/09/flash-advan-s50-4g-i5g-qgdp-assembly-guide.html?amp\x3d1', 'type': 'item', 'isSingleItem': true, 'isMultipleItems': false, 'isError': false, 'isPage': false, 'isPost': true, 'isHomepage': false, 'isArchive': false, 'isLabelSearch': false, 'postId': 3761353061166605508}}, {'name': 'widgets', 'data': [{'title': 'Android Guides, Tips, Reviews (Header)', 'type': 'Header', 'sectionId': 'sec_Header_Title', 'id': 'Header01'}, {'title': 'Looking for something?', 'type': 'BlogSearch', 'sectionId': 'sec_Header_Search', 'id': 'BlogSearch01'}, {'title': 'Header Icon', 'type': 'TextList', 'sectionId': 'sec_Header_Icon', 'id': 'TextList01'}, {'title': 'Contributors', 'type': 'Profile', 'sectionId': 'sec_Header_Icon', 'id': 'Profile01'}, {'title': 'Translate', 'type': 'LinkList', 'sectionId': 'sec_Header_Icon', 'id': 'LinkList03'}, {'title': 'Navigation Menu (Simple)', 'type': 'PageList', 'sectionId': 'sec_Nav_Widgets_1', 'id': 'PageList01'}, {'title': 'Additional Links', 'type': 'PageList', 'sectionId': 'sec_Nav_Widgets_2', 'id': 'PageList02'}, {'title': 'Tabbed Menu', 'type': 'LinkList', 'sectionId': 'sec_Under_Header', 'id': 'LinkList05'}, {'title': 'Pinned Post', 'type': 'FeaturedPost', 'sectionId': 'sec_Top_Widgets', 'id': 'FeaturedPost01', 'postId': '4045582199417154686'}, {'title': 'Blog Posts', 'type': 'Blog', 'sectionId': 'sec_Main_Widgets', 'id': 'Blog01', 'posts': [{'id': '3761353061166605508', 'title': 'Flash Advan S50 4G i5G Firmware via QGDP Assembly - Fix Bootloop \x26 Unbrick', 'featuredImage': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhq8QFQkvcEPePReSKyt4A_l9jpYia0lkG1t5WxZBkuo-8DP4EG69_NMvkh5v07lhsyY8B0-foJtsx_EjXt8U-ZZHy7oMIXGWEMmABz9_NoSRQeLOAyYD8rXyO73njbfMJEo7dfVOJr0GrSuCEDbErsjal8J_9-SC3ZTKxYjyBv8Cct7cchZJJLPDrafVgT/s1600/Flash%20Advan%20S50%204G%20i5G%20Firmware%20via%20QGDP%20Assembly%20-%20Fix%20Bootloop%20\x26%20Unbrick.png', 'showInlineAds': false}], 'footerBylines': [{'regionName': 'footer1', 'items': [{'name': 'author', 'label': 'Published by'}, {'name': 'timestamp', 'label': 'On'}, {'name': 'comments', 'label': 'Comment'}, {'name': 'share', 'label': ''}]}, {'regionName': 'footer2', 'items': [{'name': 'labels', 'label': 'in'}]}], 'allBylineItems': [{'name': 'author', 'label': 'Published by'}, {'name': 'timestamp', 'label': 'On'}, {'name': 'comments', 'label': 'Comment'}, {'name': 'share', 'label': ''}, {'name': 'labels', 'label': 'in'}]}, {'title': 'Table of contents', 'type': 'HTML', 'sectionId': 'sec_Main_Widgets', 'id': 'HTML11'}, {'title': 'Popular Posts', 'type': 'PopularPosts', 'sectionId': 'sec_Side_Widgets', 'id': 'PopularPosts01', 'posts': [{'title': 'OPPO Find X10 Series: 8,000mAh Battery, Triple 200MP Hasselblad Cameras', 'id': 6720662590703901421}, {'title': 'HONOR Magic9 Series: 11,000mAh Battery \x26 ARRI Camera\u2014Flagship to Beat?', 'id': 3360186646237095897}, {'title': 'Latest Flagship \x26 Foldable Phones September 2026 \u2014 iPhone Duo, Xiaomi 18 \x26 Beyond', 'id': 6565063339204619632}, {'title': '7 Best Camera Phones 2026 \u2014 200MP Sensors, Periscope Zoom \x26 AI Imaging', 'id': 1063183297232570000}]}, {'title': 'Labels', 'type': 'Label', 'sectionId': 'sec_Side_Widgets', 'id': 'Label01'}, {'title': 'Take me back', 'type': 'HTML', 'sectionId': 'sec_Error_404', 'id': 'HTML404'}, {'title': 'Organization [BlogTitle]', 'type': 'Image', 'sectionId': 'sec_Footer_Organization', 'id': 'Image21'}, {'title': 'Credit', 'type': 'HTML', 'sectionId': 'sec_Footer_Bottom', 'id': 'HTML21'}, {'title': 'Mobile Menu', 'type': 'TextList', 'sectionId': 'sec_Mobile_Menu', 'id': 'TextList99'}, {'title': 'Labels', 'type': 'Label', 'sectionId': 'sec_Theme_Hidden', 'id': 'Label41'}, {'title': 'Contact Form', 'type': 'ContactForm', 'sectionId': 'sec_Theme_Hidden', 'id': 'ContactForm41'}, {'title': 'Pageviews last month', 'type': 'Stats', 'sectionId': 'sec_Theme_Hidden', 'id': 'Stats41'}, {'title': 'Firebase Configurations', 'type': 'LinkList', 'sectionId': 'sec_Addon_Widgets', 'id': 'LinkList61'}, {'title': 'Cookie Consent [NoTitle]', 'type': 'LinkList', 'sectionId': 'sec_Addon_Widgets', 'id': 'LinkList63'}]}]);
_WidgetManager._RegisterWidget('_HeaderView', new _WidgetInfo('Header01', 'sec_Header_Title', document.getElementById('Header01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_BlogSearchView', new _WidgetInfo('BlogSearch01', 'sec_Header_Search', document.getElementById('BlogSearch01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_TextListView', new _WidgetInfo('TextList01', 'sec_Header_Icon', document.getElementById('TextList01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_ProfileView', new _WidgetInfo('Profile01', 'sec_Header_Icon', document.getElementById('Profile01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList03', 'sec_Header_Icon', document.getElementById('LinkList03'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_PageListView', new _WidgetInfo('PageList01', 'sec_Nav_Widgets_1', document.getElementById('PageList01'), {'title': 'Navigation Menu (Simple)', 'links': [{'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/about-us.html?amp\x3d1', 'id': '6240230520860934021', 'title': 'About Us'}, {'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/privacy-policy.html?amp\x3d1', 'id': '5439932243304119072', 'title': 'Privacy Policy'}, {'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/disclaimer.html?amp\x3d1', 'id': '6294342692965053543', 'title': 'Disclaimer'}, {'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/sitemap.html?amp\x3d1', 'id': '3166376915006158881', 'title': 'Sitemap'}], 'mobile': false, 'showPlaceholder': true, 'hasCurrentPage': false}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_PageListView', new _WidgetInfo('PageList02', 'sec_Nav_Widgets_2', document.getElementById('PageList02'), {'title': 'Additional Links', 'links': [{'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/sitemap.html?amp\x3d1', 'id': '3166376915006158881', 'title': 'Sitemap'}, {'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/disclaimer.html?amp\x3d1', 'id': '6294342692965053543', 'title': 'Disclaimer'}, {'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/privacy-policy.html?amp\x3d1', 'id': '5439932243304119072', 'title': 'Privacy Policy'}, {'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/terms-of-service.html?amp\x3d1', 'id': '4411455319142368378', 'title': 'Terms of Service'}, {'isCurrentPage': false, 'href': 'https://www.drovidia.com/p/about-us.html?amp\x3d1', 'id': '6240230520860934021', 'title': 'About Us'}], 'mobile': false, 'showPlaceholder': true, 'hasCurrentPage': false}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList05', 'sec_Under_Header', document.getElementById('LinkList05'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_FeaturedPostView', new _WidgetInfo('FeaturedPost01', 'sec_Top_Widgets', document.getElementById('FeaturedPost01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_BlogView', new _WidgetInfo('Blog01', 'sec_Main_Widgets', document.getElementById('Blog01'), {'cmtInteractionsEnabled': false, 'lightboxEnabled': true, 'lightboxModuleUrl': 'https://www.blogger.com/static/v1/jsbin/120969204-lbx.js', 'lightboxCssUrl': 'https://www.blogger.com/static/v1/v-css/828616780-lightbox_bundle.css'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML11', 'sec_Main_Widgets', document.getElementById('HTML11'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_PopularPostsView', new _WidgetInfo('PopularPosts01', 'sec_Side_Widgets', document.getElementById('PopularPosts01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label01', 'sec_Side_Widgets', document.getElementById('Label01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML404', 'sec_Error_404', document.getElementById('HTML404'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_ImageView', new _WidgetInfo('Image21', 'sec_Footer_Organization', document.getElementById('Image21'), {'resize': true}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML21', 'sec_Footer_Bottom', document.getElementById('HTML21'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_TextListView', new _WidgetInfo('TextList99', 'sec_Mobile_Menu', document.getElementById('TextList99'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label41', 'sec_Theme_Hidden', document.getElementById('Label41'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_ContactFormView', new _WidgetInfo('ContactForm41', 'sec_Theme_Hidden', document.getElementById('ContactForm41'), {'contactFormMessageSendingMsg': 'Sending...', 'contactFormMessageSentMsg': 'Your message has been sent.', 'contactFormMessageNotSentMsg': 'Message could not be sent. Please try again later.', 'contactFormInvalidEmailMsg': 'A valid email address is required.', 'contactFormEmptyMessageMsg': 'Message field cannot be empty.', 'title': 'Contact Form', 'blogId': '921133140681399198', 'contactFormNameMsg': 'Name', 'contactFormEmailMsg': 'Email', 'contactFormMessageMsg': 'Message', 'contactFormSendMsg': 'Send', 'contactFormToken': 'AAPvtVlC_gGBtiHHukGBvxwsuCkN:1790168013842', 'submitUrl': 'https://www.blogger.com/contact-form'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_StatsView', new _WidgetInfo('Stats41', 'sec_Theme_Hidden', document.getElementById('Stats41'), {'title': 'Pageviews last month', 'showGraphicalCounter': false, 'showAnimatedCounter': false, 'showSparkline': true, 'statsUrl': '//www.drovidia.com/b/stats?amp\x3d1\x26style\x3dBLACK_TRANSPARENT\x26timeRange\x3dLAST_WEEK\x26token\x3dAEz_qU8rUvKMiNQyFVgxCYOKzHuOdTbp-QJ9xk29sO15ggfrTml5jIjHlyw26REDsKd0Bq7CCi3JYuFUZHgGbw'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList61', 'sec_Addon_Widgets', document.getElementById('LinkList61'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList63', 'sec_Addon_Widgets', document.getElementById('LinkList63'), {}, 'displayModeFull'));
</script>
</body>