大佬，QAQ救命啊！！
Overall summary:
Final result: Failed: see details below
Exit code (Decimal): -2147467259
Start time: 2021-03-24 21:21:57
End time: 2021-03-25 08:46:19
Requested action: Install
Setup completed with required actions for features.
Troubleshooting information for those features:
Next step for SQLEngine: Use the following information to resolve the error, uninstall this feature, and then run the setup process again.
Machine Properties:
Machine name: DESKTOP-8GRN3US
Machine processor count: 8
OS version: Microsoft Windows 10 家庭中文版 (10.0.18363)
OS service pack:
OS region: United States
OS language: 中文(中国)
OS architecture: x64
Process architecture: 64 Bit
OS clustered: No
Product features discovered:
Product Instance Instance ID Feature Language Edition Version Clustered Configured
SQL Server 2019 123 MSSQL15.123 Database Engine Services 1033 15.0.2000.5 No Yes
SQL Server 2019 123 MSSQL15.123 SQL Server Replication 1033 15.0.2000.5 No Yes
Package properties:
Description: Microsoft SQL Server 2019
ProductName: SQL Server 2019
Type: RTM
Version: 15
SPLevel: 0
Installation location: D:\SQLserver\Developer_ENU\x64\setup\
Installation edition: Developer
Product Update Status:
None discovered.
User Input Settings:
ACTION: Install
ADDCURRENTUSERASSQLADMIN: false
AGTSVCACCOUNT: NT Service\SQLSERVERAGENT
AGTSVCPASSWORD: *****
AGTSVCSTARTUPTYPE: Manual
ASBACKUPDIR: Backup
ASCOLLATION: Latin1_General_CI_AS
ASCONFIGDIR: Config
ASDATADIR: Data
ASLOGDIR: Log
ASPROVIDERMSOLAP: 1
ASSERVERMODE: TABULAR
ASSVCACCOUNT: <empty>
ASSVCPASSWORD: <empty>
ASSVCSTARTUPTYPE: Automatic
ASSYSADMINACCOUNTS: <empty>
ASTELSVCACCT: <empty>
ASTELSVCPASSWORD: <empty>
ASTELSVCSTARTUPTYPE: 0
ASTEMPDIR: Temp
BROWSERSVCSTARTUPTYPE: Disabled
CLTCTLRNAME: <empty>
CLTRESULTDIR: <empty>
CLTSTARTUPTYPE: 0
CLTSVCACCOUNT: <empty>
CLTSVCPASSWORD: <empty>
CLTWORKINGDIR: <empty>
COMMFABRICENCRYPTION: 0
COMMFABRICNETWORKLEVEL: 0
COMMFABRICPORT: 0
CONFIGURATIONFILE: C:\Program Files\Microsoft SQL Server\150\Setup Bootstrap\Log\20210324_212157\ConfigurationFile.ini
CTLRSTARTUPTYPE: 0
CTLRSVCACCOUNT: <empty>
CTLRSVCPASSWORD: <empty>
CTLRUSERS: <empty>
ENABLERANU: false
ENU: true
EXTSVCACCOUNT: <empty>
EXTSVCPASSWORD: <empty>
FEATURES: SQLENGINE
FILESTREAMLEVEL: 0
FILESTREAMSHARENAME: <empty>
FTSVCACCOUNT: <empty>
FTSVCPASSWORD: <empty>
HELP: false
IACCEPTPYTHONLICENSETERMS: false
IACCEPTROPENLICENSETERMS: false
IACCEPTSQLSERVERLICENSETERMS: true
IACKNOWLEDGEENTCALLIMITS: false
INDICATEPROGRESS: false
INSTALLSHAREDDIR: C:\Program Files\Microsoft SQL Server\
INSTALLSHAREDWOWDIR: C:\Program Files (x86)\Microsoft SQL Server\
INSTALLSQLDATADIR: <empty>
INSTANCEDIR: D:\SQLserver\Rroot
INSTANCEID: MSSQLSERVER
INSTANCENAME: MSSQLSERVER
ISMASTERSVCACCOUNT: NT AUTHORITY\Network Service
ISMASTERSVCPASSWORD: <empty>
ISMASTERSVCPORT: 8391
ISMASTERSVCSSLCERTCN: <empty>
ISMASTERSVCSTARTUPTYPE: Automatic
ISMASTERSVCTHUMBPRINT: <empty>
ISSVCACCOUNT: NT AUTHORITY\Network Service
ISSVCPASSWORD: <empty>
ISSVCSTARTUPTYPE: Automatic
ISTELSVCACCT: <empty>
ISTELSVCPASSWORD: <empty>
ISTELSVCSTARTUPTYPE: 0
ISWORKERSVCACCOUNT: NT AUTHORITY\Network Service
ISWORKERSVCCERT: <empty>
ISWORKERSVCMASTER: <empty>
ISWORKERSVCPASSWORD: <empty>
ISWORKERSVCSTARTUPTYPE: Automatic
MATRIXCMBRICKCOMMPORT: 0
MATRIXCMSERVERNAME: <empty>
MATRIXNAME: <empty>
MRCACHEDIRECTORY:
NPENABLED: 0
PBDMSSVCACCOUNT: <empty>
PBDMSSVCPASSWORD: <empty>
PBDMSSVCSTARTUPTYPE: 0
PBENGSVCACCOUNT: <empty>
PBENGSVCPASSWORD: <empty>
PBENGSVCSTARTUPTYPE: 0
PBPORTRANGE: <empty>
PBSCALEOUT: false
PID: *****
QUIET: false
QUIETSIMPLE: false
ROLE:
RSINSTALLMODE: DefaultNativeMode
RSSVCACCOUNT: <empty>
RSSVCPASSWORD: <empty>
RSSVCSTARTUPTYPE: Automatic
SAPWD: *****
SECURITYMODE: SQL
SQLBACKUPDIR: <empty>
SQLCOLLATION: Chinese_PRC_CI_AS
SQLJAVADIR: <empty>
SQLMAXDOP: 8
SQLMAXMEMORY: 2147483647
SQLMINMEMORY: 0
SQLSVCACCOUNT: NT Service\MSSQLSERVER
SQLSVCINSTANTFILEINIT: true
SQLSVCPASSWORD: <empty>
SQLSVCSTARTUPTYPE: Automatic
SQLSYSADMINACCOUNTS: DESKTOP-8GRN3US\澜
SQLTELSVCACCT: NT Service\SQLTELEMETRY
SQLTELSVCPASSWORD: <empty>
SQLTELSVCSTARTUPTYPE: Automatic
SQLTEMPDBDIR: <empty>
SQLTEMPDBFILECOUNT: 8
SQLTEMPDBFILEGROWTH: 64
SQLTEMPDBFILESIZE: 8
SQLTEMPDBLOGDIR: <empty>
SQLTEMPDBLOGFILEGROWTH: 64
SQLTEMPDBLOGFILESIZE: 8
SQLUSERDBDIR: <empty>
SQLUSERDBLOGDIR: <empty>
SUPPRESSPAIDEDITIONNOTICE: false
SUPPRESSPRIVACYSTATEMENTNOTICE: false
TCPENABLED: 0
UIMODE: Normal
UpdateEnabled: true
UpdateSource: MU
USEMICROSOFTUPDATE: false
USESQLRECOMMENDEDMEMORYLIMITS: false
X86: false
Configuration file: C:\Program Files\Microsoft SQL Server\150\Setup Bootstrap\Log\20210324_212157\ConfigurationFile.ini
Detailed results:
Feature: Database Engine Services
Status: Failed
Reason for failure: An error occurred during the setup process of the feature.
Next Step: Use the following information to resolve the error, uninstall this feature, and then run the setup process again.
Component name: SQL Server Database Engine Services Instance Features
Component error code: 0x80004005
Error description: 系统找不到指定的路径。
Error help link: https://go.microsoft.com/fwlink?LinkId=20476&ProdName=Microsoft+SQL+Server&EvtSrc=setup.rll&EvtID=50000&ProdVer=15.0.4013.40&EvtType=0xF57C3D6F%400xDC80C325&EvtType=0xF57C3D6F%400xDC80C325
Feature: SQL Browser
Status: Passed
Feature: SQL Writer
Status: Passed
Feature: SQL Client Connectivity SDK
Status: Passed
Feature: SQL Client Connectivity
Status: Passed
Rules with failures or warnings:
Global rules:
Warning IsFirewallEnabled The Windows Firewall is enabled. Make sure the appropriate ports are open to enable remote access. See the rules documentation at https://go.microsoft.com/fwlink/?linkid=2094702 for information about ports to open for each feature.
Rules report file: C:\Program Files\Microsoft SQL Server\150\Setup Bootstrap\Log\20210324_212157\SystemConfigurationCheck_Report.htm
主要是数据库引擎服务方面问题，需重新安装。在安装过程中出现服务器配置窗口时，将数据库引擎服务账户名，改为： NT AUTHORITY\NETWORK SERVICE，运行安装，如不行再改为：NT AUTHORITY\LOCAL SERVICE或 NT Authority\System，你试试看。
1.首先确认一下安装文件是否完整或者顺坏，可以多下载几次试试。2.有可能是系统与版本不兼容，看一下有没有更高一点的稳定版本，下载安装试试。
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遇到相同的问题，搜答案搜到了这题，换了个安装包重新安装，成功。结论：可能是安装包文件不全。