Iphutha le-Windows Hello 0x80090016: I-PIN ayisasebenzi

Isibuyekezo sokugcina: 23/12/2025

  • Iphutha le-Windows Hello elingu-0x80090016 livame ukubangelwa ukonakala kwefolda ye-Ngc, ukwehluleka kokubuyekeza, noma izinkinga nge-TPM kanye ne-BitLocker.
  • Izixazululo ezisebenza kahle kakhulu zihilela ukususa nokudala kabusha i-PIN, ukususa ifolda ye-Ngc enamalungelo okuphatha, nokusebenzisa i-SFC ne-DISM.
  • Ezimweni eziyinkimbinkimbi kakhulu, kufanele uhlole i-Credential Manager, isimo se-TPM, udale umsebenzisi omusha, noma usebenzise i-Recovery Environment kanye ne-System Restore.
Iphutha 0x80090016 ku-Windows Hello

Iphutha le-0x80090016 ku-Windows Hello lingenye yalezo ziphazamiso ezibonakala lapho uphuthuma kakhulu.Uma uzama ukungena, icela i-PIN yakho, uthola umlayezo othi “Kukhona okungahambanga kahle. Sicela uzame futhi kamuva (0x80090016)” bese uvalelwa ngaphandle kwekhompyutha yakho. Noma, uma unenhlanhla, ungangena ngemvume ngephasiwedi yakho, kodwa ayikho indlela yokudala noma yokusebenzisa i-PIN entsha.

Le nkinga cishe njalo okuhlobene nefolda ye-Ngc, i-TPM, noma amafayela esistimu onakeleLe khodi yephutha ingavela ngemva kokuvuselelwa kwe-Windows, ngenkathi usebenzisa i-BitLocker, noma ngaphandle kwesixwayiso. Lo mhlahlandlela uzochaza, isinyathelo ngesinyathelo nangemininingwane, ukuthi kusho ukuthini ngempela le khodi yephutha, ukuthi kungani ivela, kanye nazo zonke izixazululo ezingaba khona ngaphambi kokusebenzisa izinyathelo eziqinile njengokufaka kabusha i-Windows.

Iyini iphutha 0x80090016 ku-Windows Hello futhi livame ukuvela nini?

Ikhodi engu-0x80090016 ixhunywe ku- Iziqinisekiso zeWindows kanye nesistimu yokubethela, ngubani onesibopho sokuphatha i-PIN ye Sawubona weWindows, okhiye abahlotshaniswa ne-TPM kanye, ezimweni eziningi, ukuqinisekiswa kwezinhlelo zokusebenza ezifana ne-Outlook noma izinsizakalo ze-Microsoft.

Kumongo we-Windows Hello, umyalezo ojwayelekile uthi “Kukhona okungahambanga kahle. Sicela uzame futhi kamuva (0x80090016)” Uma uzama ukudala, ukushintsha, noma ukusebenzisa i-PIN. Ngezinye izikhathi iboniswa ngesikhathi sokungena ngemvume, kanye nangezinye izikhathi lapho usetha i-Windows Hello kusuka kuzilungiselelo.

Izimo ezivame kakhulu lapho leli phutha lenzeka khona ziyaphindaphindeka: isibuyekezo sakamuva se-Windows 11, isibuyekezo esikhulu se-Windows 10, ukuvala ngokuzumayo, inkinga nge-BitLocker ekuphoqa ukuthi ufake ukhiye wokutakula, noma ukonakala okuqondile kwefolda ye-Ngc, lapho i-Windows igcina khona ulwazi oluhlobene ne-PIN.

Uma i-Windows ikuvumela kuphela ukuthi ungene ngemvume nge-PIN futhi ingabonisi kahle inketho ethi "Ngikhohliwe i-PIN yami" (isibonelo, ibhokisi elimpunga livela isikhashana bese linyamalala ngokushesha), isimo sibucayi kakhulu ngoba ushiywa ungenawo nhlobo ukufinyelela kukhompyutha futhi kufanele usebenzise ezinye izindlela ezifana nendawo yokutakula.

Isikrini sephutha le-PIN ye-Windows Hello

Izimbangela ezivame kakhulu zephutha 0x80090016 ku-Windows Hello

Nakuba ikhodi yephutha ihlala ifana, Imvelaphi ingase ihluke kancane.Futhi kubalulekile ukuqonda lokhu ukuze ungazami izinto ezingahleliwe ezingabalulekile noma ezingase zenze inkinga ibe nzima nakakhulu.

1. Ukonakala kwefolda ye-Ngc (ibhokisi lenkanyezi)
Ifolda I-Ngc, etholakala e- C:\Windows\ServiceProfiles\LocalService\AppData\Local\Microsoft\NGCLe folda iqukethe ulwazi lokucushwa kwe-PIN kanye nolunye ulwazi lwe-Windows Hello. Uma le folda yonakala, ishiywa ingenalutho lapho kungafanele, noma izimvume zayo zishintsha ngokungalungile, i-Windows ayikwazi ukuqinisekisa noma ukudala i-PIN entsha futhi ikhipha ikhodi yephutha engu-0x80090016.

2. Ukubuyekezwa kwe-Windows 10 noma 11 kwehlulekile
Kuvamile ukuthi leli phutha livele ngemva kokuthuthukela ku-Windows 11 noma ngemva kokubuyekezwa okukhulu okuhlanganisiwe. Kulezi zimo, Amanye amafayela esistimu noma ukucushwa kweziqinisekiso kuhlala kusesimweni esingaguquguqukiokwenza ukusetha kwe-Windows Hello kwehluleka.

3. Izinkinga nge-BitLocker kanye ne-TPM
Kumasistimu lapho i-BitLocker isebenza khona futhi i-TPM iphatha ingxenye yamakhi, inkinga yokuqalisa ephoqa ukusetshenziswa kwekhi yokutakula ye-BitLocker ingashiya indawo yokuqinisekisa "yonakele". Ngemva kokufaka ukhiye wakho we-BitLocker nokungena ngemvume ngephasiwedi yakho, ungase ungasakwazi ukudala i-PIN. nokuthi uhlelo luphendula ngephutha elingu-0x80090016 njalo uma uzama.

4. Amafayela esistimu onakele noma angaguquguquki
Uma izingxenye ze-Windows eziphethe ukuphatha ukubethela, iziqinisekiso, kanye nokungena ngemvume zonakele, Uhlelo lungase lungakwazi ukuqedela inqubo yokudala noma yokuqinisekisa i-PINYilapho amathuluzi afana ne-SFC ne-DISM eqala khona ukusebenza, azama ukulungisa amafayela esistimu kanye nesithombe se-Windows.

Okuqukethwe okukhethekile - Chofoza Lapha  Yini enikezwa yi-MAI-Image-1 uma kuqhathaniswa ne-DALL·E, i-Midjourney kanye ne-Stable Diffusion?

5. Amaphrofayili abasebenzisi onakele noma iziqinisekiso ezingqubuzanayo
Kwezinye izimo inkinga ikhawulelwe kuphrofayela yomsebenzisi yamanje: iphrofayela eyonakele, okufakiwe okungalungile ku-Credential Manager noma ukucushwa okuzuzwe njengefa okuvela ezinguqulweni zangaphambilini ze-Windows kungabangela i-0x80090016 kulowo msebenzisi, kodwa hhayi kwezintsha.

Izinyathelo eziyisisekelo: Hlola ukuthi ungangena yini bese usebenzisa ezinye izinketho

Ngaphambi kokuthi singene ezixazululweni ezithuthukisiwe, into yokuqala ukuthi ukuthola ukuthi ungangena yini ngandlela thileKusukela lapho, izinketho zishintsha kakhulu.

1. Zama ukusebenzisa iphasiwedi yakho yendawo noma ye-akhawunti ye-Microsoft
Esikrinini se-Windows Welcome, chofoza ku Izinketho zokungena ngemvume (ngokuvamile isithonjana esinekhibhodi encane noma indilinga enesihluthulelo) bese ukhetha indlela iphasiwediUma ukwazile ukungena ngemvume ngephasiwedi yakho, uzoba nesikhathi sokusebenza ngaphakathi kwe-Windows.

2. Buyekeza ukuziphatha kokuthi “Ngikhohliwe i-PIN yami”
Abanye abasebenzisi babika ukuthi uma becindezela “Ngikhohliwe i-PIN yami” Esikrinini sokungena ngemvume, babona ibhokisi elimpunga kuphela elinyamalala ngokushesha. Lokhu kuziphatha kubonisa ukuthi umsizi okufanele akuqondise ekusetheni kabusha i-PIN yakho uyahluleka., cishe kungenxa yenkinga efanayo yokuqinisekisa ebangela i-0x80090016.

3. Zama ukungena kwi-Safe Mode
Uma unokufinyelela endaweni yokutakula (isibonelo, ngemva kwemizamo eminingana yokuqalisa ehlulekile) noma kusuka ku-Windows ungaya ku-Izilungiselelo → Uhlelo → Ukutakula, I-Windows iqala ku-Safe ModeUngazama futhi ukususa ifolda ye-Ngc noma ukudala enye i-akhawunti yomsebenzisi, ngezinye izikhathi egwema inkinga.

Uma ungakwazi ukungena usebenzisa noma iyiphi indlela (i-PIN, iphasiwedi, noma i-Safe Mode)Kumelwe usebenze endaweni yokutakula ye-Windows noma kusuka kwabezindaba zangaphandle, esizokubona kamuva.

Sawubona weWindows

Setha kabusha noma udale kabusha i-PIN kusuka kuzilungiselelo

Uma usengakwazi ukungena ngemvume ku-Windows ngephasiwedi yakho, ikhambi lokuqala elinengqondo yileli Susa i-PIN yamanje bese udala entsha.Kuyindlela engeyinhle kakhulu futhi, uma inkinga incane, ingaba yanele.

Izinyathelo zokususa nokwakha kabusha i-PIN yakho ye-Windows Hello

  • Vula Izilungiselelo (usebenzisa inhlanganisela yokhiye we-Windows + I).
  • Iya ku Ama-akhawunti → Izinketho zokungena ngemvume.
  • Esigabeni Iphinikhodi (Windows Hello)khetha Susa noma inketho efanayo.
  • Qala kabusha ikhompyutha ngokuphelele, ungaphumi nje.
  • Buyela emuva ku- Izilungiselelo → Ama-akhawunti → Izinketho zokungena ngemvume bese ucindezela Engeza i-PIN ukudala entsha.

Uma kulesi sigaba uhlelo luqhubeka nokubuyisa iphutha elingu-0x80090016 Uma uzama ukudala i-PIN, kuwuphawu olucacile lokuthi ifolda ye-Ngc yonakele noma ukuthi kunenkinga ejulile ngeziqinisekiso.

Susa ifolda ye-Ngc ukuze uphinde uvuselele izilungiselelo ze-Windows Hello

Isixazululo esisebenza kahle kakhulu esibikwe ngabasebenzisi abaningi siqukethe Susa okuqukethwe kwifolda ye-Ngc bese uvumela iWindows ukuthi ikwakhe kabusha.Le folda igcina idatha ebalulekile ye-PIN kanye ne-Windows Hello, ngakho uhlelo luzoyivuselela ngokushesha nje lapho usetha i-PIN entsha.

KUBALULEKILE: Ukususa le folda kuzosusa izilungiselelo zakho ze-PIN zamanje futhi kungathinta nokuqinisekiswa kwe-biometric. (ukubonwa kweminwe noma kobuso). Qiniseka ukuthi ungangena ngemvume ngephasiwedi yakho ngaphambi kokuqhubeka, futhi uma kungenzeka, yenza isipele sanoma yiluphi ulwazi olubalulekile.

Indawo yefolda ye-Ngc
Umzila uthi:

Indlela yefolda: C:\Windows\ServiceProfiles\LocalService\AppData\Local\Microsoft\NGC

Ezimweni eziningi ngeke ube nemvume yokufinyelela ngqo le folda.Ngakho-ke, inqubo ivame ukwenziwa kusukela kukhonsoli enamalungelo aphezulu.

Izinyathelo ezithuthukisiwe zisebenzisa umugqa womyalo (kudinga amalungelo okuphatha):

  1. Vula i-Command Prompt njengomphathi
    Kumenyu yokuqala, thayipha cmdChofoza ngakwesokudla ku-"Command Prompt" bese ukhetha "Run as administrator".
  2. Thatha ubunikazi befolda ye-Ngc
    Yenza:

    ukuthatha /f C:\Windows\ServiceProfiles\LocalService\AppData\Local\Microsoft\NGC /r /dy

    Lo myalo ushintsha umnikazi wefolda kanye nokuqukethwe kwayo ukuze i-akhawunti yabaphathi ibe nokulawula.

  3. Izimvume zokulawula ezigcwele zabaphathi bezibonelelo
    Sebenzisa umyalo olandelayo:

    icacls C:\Windows\ServiceProfiles\LocalService\AppData\Local\Microsoft\NGC/grant administrators:F/t

    Ngalokhu, I-akhawunti yabaphathi ithola izimvume ezigcwele kuwo wonke amafayela akufolda.

  4. Susa ifolda ye-Ngc
    Uma usunezimvume, susa ifolda noma okuqukethwe kwayo ku-File Explorer noma ngokulula:

    rmdir /s /q C:\Windows\ServiceProfiles\LocalService\AppData\Local\Microsoft\NGC
  5. Qala kabusha ikhompyutha
    Cima bese uyivula futhi i-PC yakho. Ngemva kokuthi iqale kabusha, Buyela emuva kuzilungiselelo → Ama-akhawunti → Izinketho zokungena ngemvume bese uzama ukwengeza i-PIN entsha.

Ezimweni eziningi, ngemva kokususa ifolda ye-Ngc nokuqalisa kabusha, iphutha elingu-0x80090016 liyanyamalala. Futhi ungakha i-PIN ngaphandle kwezinkinga. Uma isaqhubeka nokuvela, kungenzeka kube nomonakalo owengeziwe ohlelweni.

imiyalo ethuthukisiwe ye-CFS ne-DISM

Sebenzisa i-SFC ne-DISM ukulungisa amafayela esistimu onakele

Uma ukonakala kuthinta amafayela esistimu, ukuthinta nje ifolda ye-Ngc akwanele.Yilapho amathuluzi okulungisa akhelwe ku-Windows eqala ukusebenza khona: I-SFC (Isihloli Sefayela Lesistimu) y I-DISM.

1. I-SFC /scannow
Lo myalo uhlaziya amafayela esistimu avikelwe kanye Shintsha noma yiziphi ezonakele noma eziguquliwe.

  • Vula I-Command Prompt njengomphathi.
  • Ubhala:
    i-sfc/scannow
  • Linda kuze kube Qedela ukuhlaziya kanye nokulungiswa (kungathatha isikhathi).
  • Qala kabusha ikhompyutha yakho uma usuqedile.

2. I-DISM / Ku-inthanethi / Ukuhlanza-Isithombe / Ukubuyisela Impilo
I-DISM ilungisa isithombe se-Windows esisetshenziswa yi-SFC njengereferensi, ngakho-ke Kunconywa ukuthi uyisebenzise uma i-SFC ithola izinkinga noma yehluleka ukuzilungisa zonke..

  • Futhi, ku-Command Prompt njengomphathi, sebenzisa:
    I-DISM /Ku-inthanethi /Ukuhlanza-Isithombe /Ukubuyisela Impilo
  • Linda inqubo ifinyelele ku- 100%Kungathatha isikhathi eside, ikakhulukazi kumakhompyutha ahamba kancane noma lawo anokuxhumeka kwe-inthanethi okulinganiselwe.
  • Qala kabusha i-PC yakho bese uzama ukusetha i-PIN futhi kusukela kuzinketho zokungena ngemvume.

Ngokuhlanganisa i-SFC ne-DISM nokususa ifolda ye-Ngc, kokubili izinkinga zefayela lesistimu kanye nezinkinga zokucushwa kwe-PIN ethile ziyambozwa, okuyizimbangela ezimbili zobuchwepheshe ezivame kakhulu zephutha 0x80090016.

Buyekeza uMphathi Wokuqinisekisa bese uhlola ukungqubuzana okungenzeka

Kwezinye izimo, umsuka wephutha 0x80090016 uhlobene okufakiwe okonakele ku-Credential Managerikakhulukazi uma inkinga ivela lapho kuqala izinhlelo zokusebenza ezifana ne-Outlook, kusetshenziswa i-akhawunti ye-Microsoft, noma kuqinisekiswa izinsizakalo ezihlobene.

Umqondo uwukusula iziqinisekiso ezingqubuzanayo ukuze iWindows izidale kabusha kusukela ekuqaleni. uma uzisebenzisa futhi.

  • Vula Iphaneli yokulawula zakudala.
  • Iya ku Ama-akhawunti abasebenzisi → Umphathi Wokuqinisekisa.
  • Kuthebhu Iziqinisekiso zeWindowsHlola okufakiwe okugciniwe.
  • Susa noma yiziphi iziqinisekiso noma iziqinisekiso eziyinkinga ezibonakala zihlobene ne-Akhawunti ye-Microsoft, i-Office, noma izinsizakalo ze-Outlook. uma iphutha livela lapho usebenzisa lezo zinhlelo.
  • Vala konke, qala kabusha ikhompyutha bese Zama ukufinyelela futhi. noma izilungiselelo ze-Windows Hello.

Lesi silinganiso sivame ukuba usizo uma i-0x80090016 ingaveli kuphela ku-Windows Hello PINkodwa futhi nalapho kuqinisekiswa kuzinhlelo zokusebenza ezisebenzisa ama-API afanayo okuqinisekisa.

I-TPM, i-BitLocker kanye nobudlelwano babo nephutha 0x80090016

Kuma-laptop anamuhla, ikakhulukazi amakhompyutha ezinkampani noma lawo anikwe amandla okubethela amadrayivu, i-TPM idlala indima ebalulekile futhi kungenzeka ukuthi uhilelekile kule nkinga.

Uma ukuqalisa kwehluleka futhi ikhompyutha icela ukhiye wokubuyisa we-BitLockerUma ufaka i-PIN, ungangena ku-Windows, kodwa awukwazi ukudala i-PIN entsha ye-Windows Hello. Iphutha elithi 0x80090016 livela ngokuphindaphindiwe, futhi i-PIN ayiqedi ukusethwa.

Kulezi zimo, inketho ethuthukisiwe iwukusula i-TPMNokho, lokhu kufanele kwenziwe ngokucophelela okukhulu futhi kuphela uma unazo zonke izihluthulelo zokutakula ezidingekayo.

Izinyathelo eziyisisekelo zokuhlola nokuhlanza i-TPM (kuphela uma wazi ukuthi wenzani):

  • Cindezela u-Windows + R, thayipha tpm.msc bese ucindezela u-Enter.
  • Ikhonsoli yokuphatha i-TPM izovuleka. Hlola isimo esibonisayo.
  • Uma unquma ukuqhubeka, sebenzisa inketho ukuze “Susa i-TPM” (Sula i-TPM). Ngaphambi kokwenza kanjalo, qiniseka ukuthi unamakhiye akho okutakula e-BitLocker eduze. noma ezinye izinhlelo zokubethela.
  • Qala kabusha ikhompyutha yakho. Ungase ucelwe ukuthi uqinisekise ukusulwa kwe-TPM ngesikhathi sokuqalisa.
  • Uma inqubo isiqediwe, zama futhi. Setha i-PIN ye-Windows Hello.

Ukusetha kabusha i-TPM kungaxazulula izingxabano zangaphakathi zokhiye. ezivimbela ukudalwa kwe-PIN ngendlela efanele, kodwa akusona isinyathelo okufanele sithathwe kalula: kungcono ukuyishiya njengendlela yokugcina yobuchwepheshe ngaphambi kokufaka kabusha noma ukulungisa i-Windows.

Dala iphrofayela yomsebenzisi omusha uma eyamanje yonakele

Ngezinye izikhathi inkinga igxile kakhulu kuphrofayela yomsebenzisi yamanje kangangokuthi akufaneleki ukuqhubeka nokuyixazulula. Enye indlela yokuhlola ukudala i-akhawunti entsha bese ubona ukuthi ungasebenzisa noma ulungiselele i-Windows Hello ngaphandle kwamaphutha.

Uma konke kusebenza kahle kumsebenzisi omusha, khona-ke kusobala ukuthi iphrofayela yoqobo yonakele (amafolda, izingodo, iziqinisekiso, njll.) futhi into ehlanzekile kakhulu esikhathini esimaphakathi ukuthuthela kuleyo akhawunti entsha.

Izinyathelo zokudala i-akhawunti entsha yomsebenzisi:

  • Vula Izilungiselelo → Ama-akhawunti.
  • Ngena Umndeni nabanye abasebenzisi (kwezinye izinguqulo kuvela ngokuthi “Abanye abasebenzisi”).
  • Chofoza ku- “Faka omunye umuntu kuleli qembu”.
  • Khetha ukuthi ufuna ukuyidala nge-akhawunti ye-Microsoft noma njenge-akhawunti yendawo.
  • Uma usuyidalile, phuma ku-akhawunti yakho yamanje bese ungena nge-akhawunti entsha.
  • Iya ku Izinketho zokungena ngemvume bese uzama ukusetha i-Windows Hello PIN.

Uma i-PIN isebenza ku-akhawunti entsha ngaphandle kwephutha le-0x80090016Udinga ukunquma ukuthi uzoqhubeka yini nokusebenzisa iphrofayela endala (neyinkinga) noma uthuthele amafayela akho nezilungiselelo ku-akhawunti entsha ukuze uthole uhlelo oluzinzile.

Ukusebenzisa Indawo Yokubuyisela Nokubuyisela Uhlelo Ephuzwini Elidlule

Uma inkinga ikuvimbela ukuthi ungene ngemvume ngaso sonke isikhathi, noma izixazululo zangaphambilini zingasebenzi, kufanele usebenzise... I-Windows Recovery Environment (WinRE)Ukusuka lapho, ungazama ukubuyisela uhlelo noma ukulungisa inqubo yokuqalisa.

Ukufinyelela Endaweni Yokululama
I-WinRE ivame ukuvela ngokuzenzakalelayo ngemva kwemizamo eminingana yokuqalisa ehlulekile, kodwa ungayifaka futhi kusuka kumidiya yokufaka ye-Windows 10 noma 11.

Izinketho eziwusizo ngaphakathi kwe-WinRE:

  • Ukulungiswa kwesiqalo: izama ukuxazulula izinkinga ezivimbela iWindows ukuthi iqale kahle.
  • Ukubuyiselwa KwesistimuUma udale amaphuzu okubuyisela, ungabuyisela iWindows esikhathini lapho i-PIN isebenza kahle.
  • Ukufinyelela umyalo osheshayoUkusuka lapha ungazama futhi ukususa noma ukuqamba kabusha ifolda ye-Ngc ngesandla uma ungenayo ukufinyelela kusuka ku-Windows uqobo.

Ukubuyiselwa kwesistimu kuwusizo kakhulu uma wazi ukuthi inkinga iqale ngokushesha ngemva kokuvuselelwa noma ushintsho oluthile.Ngokubuyela ephuzwini elidlule, izinguquko kumafayela esistimu nezilungiselelo ziyahlehliswa ngaphandle kokulahlekelwa amadokhumenti omuntu siqu (yize ezinye izinhlelo zokusebenza ezifakiwe ngemva kwephuzu lokubuyisela zingase zilahleke).

Uma ungasakwazi ukusebenzisa i-Windows Hello noma i-PINIsinyathelo esilandelayo kungaba ukulungiswa kweWindows endaweni (ukugcina amafayela kodwa ukufaka kabusha uhlelo) noma, esimweni esibi kakhulu, ukufakwa okuhlanzekile. Kulezi zimo, kuyalulekwa ukwenza isipele sakho konke okubalulekile kusengaphambili, isibonelo, ngokukopisha idatha kwenye idrayivu yokuqalisa uma kudingeka.

Iphutha le-Windows Hello elingu-0x80090016 lingaxazululwa ngaphandle kwesidingo sokufaka kabusha lonke uhlelo.Kodwa-ke, ngezinye izikhathi kudinga ukuzama izendlalelo eziningana zokulungisa: kusukela kokulula kakhulu (ukususa nokudala kabusha i-PIN, ukuhlola iziqinisekiso) kuya ezindleleni zobuchwepheshe ezengeziwe njengokususa ifolda ye-Ngc, ukusebenzisa i-SFC/DISM, ukuhlola i-TPM, noma ngisho nokusebenzisa indawo yokutakula kanye nokubuyisela isistimu. Ngokuhlanganisa lawa maqhinga, kumakhompyutha amaningi kungenzeka ukuthi ungene ngemvume nge-PIN kanye nezindlela ze-biometric ngaphandle kokulahlekelwa izinhlelo noma idatha.

Inkinobho yephasiwedi inyamalala ngaphakathi Windows 11
Isihloko esihlobene:
Windows 11: Inkinobho yephasiwedi iyanyamalala ngemva kokubuyekezwa