https://docs.khadas.com/ 2026-04-19T21:00:43+00:00 https://docs.khadas.com/ https://docs.khadas.com/ttps://docs.khadas.com/lib/tpl/dokuwiki-new/images/favicon.ico text/html 2023-08-23T23:34:28+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/automate-os-upgrade-by-lan?rev=1692848068&do=diff oowow automate upgrade OOWOW Automate OS Upgrade OOWOW provides a flexible and powerful ways to upgrade fix and maintain device Device access from LAN Need bootup into oowow 1st time and ... * make wifi configuration to use LAN * check device hostname for example text/html 2023-03-08T02:10:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/backup-image-size-optimization?rev=1678259414&do=diff oowow howto backup optimization Backup Image size optimization Backup size can have big size, but actual filesystem not too much used and showing a lot of empty space why ? OOWOW made backup from whole disk as is byte to byte. But same time disk formatted as filesystem, and filesystem provide information only for used disk blocks, but unused blocks can have any content text/html 2024-07-07T20:26:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/backup?rev=1720398406&do=diff oowow backup emmc user storage OOWOW Backup User Storage If you are booting OOWOW as embedded service New generation boards you need to attach external USB disk or SD card to store the backup image, preferably formatted to ExFAT. If you are booting OOWOW from special oowow disks SD card or USB drive with any of the boards, you can store a backup on the disk itself or on an secondary attached USB disk. text/html 2023-09-13T23:09:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/check-oowow-images-compatibles?rev=1694660970&do=diff oowow howto check images Check OOWOW Images Compatibles WIP: Online XZ format curl -s -jkLf -r-4096 $IMAGE_URL | xz -dc | grep ^match -B2 -A7 || echo NOT_OKAY IMAGE_URL=http://dl.khadas.com/.images/vim3l/vim3l-android-9-64bit-v230130.raw.img.xz curl -s -jkLf -r-4096 IMAGE_URL | xz -dc | grep ^match -B2 -A7 && echo OKAY text/html 2023-06-28T00:54:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/edge-oowow-bootup-fail?rev=1687928059&do=diff edge howto bootup fail Edge OOWOW bootup fail Try next suggestions: * Use compatible power supply, not all adapters works well with Edge, and please use special separated USB type-c port and original power adapter for power supply! * Remove all USB devices before * try text/html 2023-03-08T22:56:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/format-usb-flash-as-oowow-dump-storage?rev=1678334195&do=diff oowow howto usb-flash format Format USB-flash as oowow dump storage Dump storage can use: ext4 or exfat file systems. Please be careful with disk formatted as vfat, this variant have 4G file size limitation, and not suitable for big dump images. vfat formatted disks not recommended for oowow usage. text/html 2025-12-23T01:15:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/low-ram-size?rev=1766470512&do=diff oowow howto Low RAM size Some devices have limited RAM size and not enough for some large installation images – in this case you need to use additional SD/USB removable storage to temporarily store the installation image. All steps are the same, just: * plug text/html 2023-08-28T06:09:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/online-scripts?rev=1693217361&do=diff oowow howto online scripts OOWOW Online Scripts <https://github.com/khadas/oowow-online-scripts> - free open source scripts collection for Khadas Single Board Computers All processes are automated and have flexible configuration options, device must have internet connection! Quick Start * Bootup into OOWOW * Setup internet connection * Going from main oowow menu to text/html 2023-08-29T04:42:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/oowow-autoinstall-disk?rev=1693298570&do=diff oowow howto autoinstall OOWOW auto-install disk Sometimes, your device has limited access (no keyboard, network, etc ... ), and we need to update eMMC storage content automatically. What did we need? Just These features can work from SD / USB removable disk Preparation text/html 2023-08-26T23:11:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/oowow-create-sd-dump-partition?rev=1693105866&do=diff oowow dump howto OOWOW create dump partition After writing oowow image to SD/USB disk, for example by next command gzip -dc BOARD-oowow-latest-sd.img.gz > /dev/sdX, the disk will have only 1st partition. After 1st bootup from this disk, 2nd partition will be created automatically by oowow. But in some cases if we need created it before 1st usage, we can text/html 2025-03-03T01:27:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/software/oowow/how-to/start?rev=1740983229&do=diff oowow howto OOWOW How-To How-to manuals <script type="text/javascript"> catlist_baseurl = "https://docs.khadas.com/"; catlist_basescript = "doku.php"; catlist_useslash = 1; catlist_userewrite = 1; catlist_sepchar = "-"; catlist_deaccent = 1; </script><ul class="catlist-nslist" ><li class="catlist-page">Check OOWOW Images Compatibles</li><li class="catlist-page">Format USB-flash as oowow dump storage</li><li class="catlist-page">OOWOW Online Scripts</li><li class="catlist-page">Low RAM size<…