Installing Driver
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2. Updating SystemSo possibly to Upgrade openSUSE 15 
 Play:sudo zypper dup In case a New Kernel is installed then reboot executing: sudo reboot 
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3. Installing DependenciesThen to Install Required Stuff 
 Run:sudo zypper in -t pattern devel_basis Then again: sudo zypper in kernel-headers kernel-devel elfutils-libelf-devel dkms And then possibly to reboot: sudo reboot 
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4. Downloading Realtek rtl8723BU DriverDownload Realtek Driver on openSUSE GNU/Linux Especially relevant: this guide follow only the original Lwfinger Setup, for the others Variants see directly the Developer GitHub Page! 
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5. Extracting Realtek rtl8723BU DriverAnd then Extract Driver Archive into /tmp 
 (Skip in case of Git Checkout)
 Possibly Double-Click/Right-Click on Package and Open with Archive Manager: 
 Or from Command Line:unzip -d /tmp/ ~/Downloads/*master.zip (But if you are in Trouble to Find the Location on Terminal then See: How to Access Downloads Folder from Browser.) 
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6. Installing Realtek rtl8723BU DriverThen to Install rtl8723BU Wi-fi Driver for openSUSE 
 Access the Target folder:cd /tmp/*master Or in case of Git Checkout: cd rtl8723BU Then source the Config File with: source dkms.conf Now make the needed Directories: sudo mkdir /usr/src/$PACKAGE_NAME-$PACKAGE_VERSION Again copy the required Code: sudo cp -r core hal include os_dep platform dkms.conf Makefile rtl8723b_fw.bin /usr/src/$PACKAGE_NAME-$PACKAGE_VERSION Add it to DKMS: sudo dkms add $PACKAGE_NAME/$PACKAGE_VERSION And finally to Install it play: sudo dkms autoinstall $PACKAGE_NAME/$PACKAGE_VERSION Last, alternatively you can also try with the usual make, sudo make install Setup. 
So Now I’m truly Happy if My Guide could Help you to Install Realtek rtl8723BU Driver on openSUSE!
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