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Technical Articles

Software Tutorial

How to create a non-linear presentation in PPT? A tutorial for interactive, branching PPT presentations.

Tocreateanengaging,interactivePowerPoint,planabranchingstructureusingflowcharts,thenaddhyperlinks,navigationmenus,andactionbuttonsfornon-linearflow.Usetriggersfordynamiccontent,embedquizzeswithconditionalpaths,andensureconsistentdesignforintuitiveaud

Sep 11, 2025 am 10:29 AM

How to use the SUMIF function in Excel to add cells based on a condition

The SUMIF function is used to sum according to conditions, and its syntax is =SUMIF(range,criteria,[sum_range]); 1. It can be summed based on text conditions, such as =SUMIF(A2:A5,"Apples", B2:B5) to return 70; 2. It supports comparison operators, such as ">35" or ">"&DATE(2023, 1, 1) to filter numerical values ??and dates; 3. It can use wildcard characters "" and "?" to achieve fuzzy matching, such as "A" matching starts with A

Sep 11, 2025 am 10:24 AM

10 Things You Must Do Before Uploading a YouTube Video

Optimizeyourtitlewithclear,keyword-richlanguageunder60characterstoboostsearchvisibilityandclicks.2.Writeadetailed,150–200-worddescriptionwithkeywords,links,andtimestampstoenhanceSEOandviewerengagement.3.Designacustom1280x720thumbnailwithboldtext,bran

Sep 11, 2025 am 10:02 AM

上傳準(zhǔn)備

What is YouTube Music and how does it compare to Spotify?

YouTubeMusicoffersabroaderrangeofcontentincludingliveperformancesandremixesviaYouTubeintegration,whileSpotifyfocusesonofficialreleases.2.SpotifyexcelsinmusicdiscoverywithhighlyaccuratepersonalizedplaylistslikeDiscoverWeekly,whereasYouTubeMusic’srecom

Sep 11, 2025 am 09:56 AM

What is the best lighting setup for YouTube videos

ThebestlightingsetupforYouTubevideosisathree-pointlightingsystemwithsoft,diffusedLEDlightsat5500K.1.Useakeylightat45degreesinfrontandslightlyaboveeyelevel,afilllightontheoppositesideat50–70%brightnesstosoftenshadows,andabacklightbehindtocreateseparat

Sep 11, 2025 am 09:49 AM

How to become a certified AutoCAD professional?

To become a certified AutoCAD professional, you need to master software skills and pass the official exam. 1. Understand the types of certification and choose the appropriate type according to the career direction, such as architectural design or mechanical drawing; 2. Systematic learning, use official materials, online courses and practical projects to improve drawing logic and efficiency skills; 3. Familiar with core functions such as shortcut keys, layer management, dimension marking, block definition, etc.; 4. Log in to the Autodesk certification page to make an appointment for the exam, complete the 120-minute task-based exam at the authorization center or remotely; 5. Do more simulation questions before the exam, allocate time reasonably to ensure that the software version meets the requirements. Through persistent practice and systematic preparation, we can successfully obtain certification and improve our professional abilities.

Sep 11, 2025 am 09:48 AM

專業(yè)技能

How to Fix Steam Voice Chat and Microphone Problems

IfSteamvoicechatormicrophoneisn'tworking,trythesesteps:1.EnablemicpermissionsinWindows&Steam.2.Setcorrectinput/outputdevicesinSteamVoicesettings.3.Updateorreinstallaudiodrivers.4.RunSteamasadministrator.5.Disablemicrophoneenhancements.6.Testmicin

Sep 11, 2025 am 09:43 AM

How to create a full-size primary partition with diskpart quickly

Tocreateafull-sizeprimarypartitionusingdiskpart,firstopenCommandPromptasAdministrator,thenrundiskpartandlistalldiskswithlistdisk,selectthetargetdiskusingselectdiskX(replaceXwiththecorrectdisknumber),cleanthediskwithcleantoremovealldata(optionalifalre

Sep 11, 2025 am 09:40 AM

diskpart primary partition

How to protect parts of a Word document from editing

ToallowotherstovieworeditonlyspecificpartsofaWorddocument,usetheRestrictEditingfeatureundertheReviewtab.2.Enablerestrictionsbyselecting"Nochanges(Readonly)"tolocktheentiredocument.3.Highlightthesectionsyouwanttoremaineditableandallowexcepti

Sep 11, 2025 am 09:37 AM

Why is the 'extend' command greyed out or not working in diskpart?

TheextendcommandinDiskPartisgreyedoutprimarilyduetolackofadjacentunallocatedspace,requiringunallocatedspacetobedirectlytotherightofthetargetpartition,whichcanberesolvedbyrearrangingpartitionsorusingthird-partytools.2.ThevolumemustbeNTFS,asFAT32,exFAT

Sep 11, 2025 am 09:32 AM

How to create a business card in Word

OpenMicrosoftWordandsearchfor"businesscard"toselectabuilt-intemplate.2.Customizethetextwithyourname,title,company,contactdetails,andlogo,adjustingfonts,colors,andlayoutforbrandconsistency.3.Duplicatetheeditedcardacrossthepageusingcopy-paste

Sep 11, 2025 am 09:26 AM

word business card

How to create multiple partitions on a USB drive with diskpart

TocreatemultiplepartitionsonaUSBdriveusingDiskPart,firstopenCommandPromptasadministrator,thenrundiskparttolaunchthetool,listdisktoidentifytheUSBdrive,selectdiskX(replaceXwiththecorrectnumber),cleantoerasealldata,createpartitionprimarysize=XXXXtomakea

Sep 11, 2025 am 09:21 AM

How to find out the IP address of an email sender in Gmail

To check the sender's IP in Gmail, you need to view the email header information and extract it from it. The specific steps are as follows: 1. After opening the email, click on the three dots in the upper right corner and select "Show original email"; 2. Look for the "Received" field in the email header, read from the bottom up, and find an IP address similar to "from[192.0.2.1]"; 3. If you are not familiar with the email header structure, you can use online tools such as MXToolbox or GlockApps to automatically resolve it; 4. Notes include: You can usually only see the server IP of the email service provider, some service providers will hide the real IP, forge email headers, etc., which may cause information to be unreliable, and you need to contact the service provider or call an alarm to handle it if necessary.

Sep 11, 2025 am 09:20 AM

How to check the word count in an Adobe Acrobat document?

To count the number of words in PDF files, you can copy the content to Word to view; if it is a scan, you must first use Acrobat's OCR function to identify the text; you can also use online tools to batch process. Specifically: 1. Copy PDF text to Word, the number of words will be displayed in the status bar; 2. If the PDF is an image file, use Acrobat's "Scan and OCR" function to enable text selection before copying statistics; 3. Use online tools such as Smallpdf to automatically process multiple files, and pay attention to the privacy issues of sensitive documents. These methods can effectively realize PDF word count statistics.

Sep 11, 2025 am 12:37 AM