Try this code. Compile as pdflatex + biber + pdflatex + pdflatex.

The & will be changed to and, which in turn will map to y in Spanish.
\documentclass[spanish]{article}
\usepackage{babel}
\usepackage{csquotes}
%%\usepackage[utf8]{inputenc} % not needed
\usepackage[T1]{fontenc}
\usepackage[
backend=biber,
sorting=nyt,
citestyle=authoryear,
bibstyle=apa,
maxbibnames=99, %<<<<<
apamaxprtauth=99,%<<<<<
backref,
url=true
]{biblatex}
\DeclareLanguageMapping{spanish}{spanish-apa}
\setcounter{smartand}{1}
\DefineBibliographyStrings{spanish}{%
andothers = {et al.},
}
%% From https://tex.stackexchange.com/a/534084/161015 <<<<<<<<<<<<<<<<<<<<<<<<<
\DeclareDelimFormat[bib]{finalnamedelim:apa:family-given}{% added <<<<<<<<<<<<<<<<<<<<<<
\ifthenelse{\value{listcount}>\maxprtauth}
{}
{\ifthenelse{\ifcurrentname{groupauthor}\AND%
\value{liststop}=2}
{\addspace\bibstring{and}\space}
{\finalandcomma\addspace\bibstring{and}\space}}}
\addbibresource{example.bib}
\begin{filecontents}{example.bib}
@article{AnsariJaffri2014,
author = {Ansari, Komal and Ansari, Sanaullah and Jaffri, Saima},
issn = {1016-9342},
journal = {International Research Journal of Arts and Humanities},
number = {42},
title = {{The Atypical Creative Arts Research Methodology(s): Integrating Practice with Performance}},
volume = {42},
year = {2014}
},
@inproceedings{Lindley2018,
author = {Lindley, Joseph and Coulton, Paul and Akmal, Haider Ali},
booktitle = {{Design as a Catalyst for Change - DRS International Conference 2018}},
doi = {10.21606/drs.2018.327},
month = {6}, % <<<<<<<<<<<<<<<<<<<<<<<<<<<<<changed
pages = {230--244},
title = {{Turning Philosophy with a Speculative Lathe: Object-Oriented Ontology, Carpentry, and Design Fiction}},
year = {2018}
}
\end{filecontents}
\begin{document}
\textcite{AnsariJaffri2014}
\textcite{Lindley2018}
\parencite{AnsariJaffri2014}
\parencite{Lindley2018}
\printbibliography
\end{document}
UPDATE Put \listfiles before \documentclass[spanish]{article}
This is the output I get in the .log file
*File List*
article.cls 2020/04/10 v1.4m Standard LaTeX document class
size10.clo 2020/04/10 v1.4m Standard LaTeX file (size option)
babel.sty 2021/04/26 3.58 The Babel package
bblopts.cfg 2005/09/08 v0.1 add Arabic and Farsi to "declared" options of babel
spanish.ldf
csquotes.sty 2021-02-22 v5.2l context-sensitive quotations (JAW)
etoolbox.sty 2020/10/05 v2.5k e-TeX tools for LaTeX (JAW)
keyval.sty 2014/10/28 v1.15 key=value parser (DPC)
csquotes.def 2021-02-22 v5.2l csquotes generic definitions (JAW)
csquotes.cfg
fontenc.sty
biblatex.sty 2020/12/31 v3.16 programmable bibliographies (PK/MW)
pdftexcmds.sty 2020-06-27 v0.33 Utility functions of pdfTeX for LuaTeX (HO)
infwarerr.sty 2019/12/03 v1.5 Providing info/warning/error messages (HO)
iftex.sty 2020/03/06 v1.0d TeX engine tests
ltxcmds.sty 2020-05-10 v1.25 LaTeX kernel commands for general use (HO)
kvoptions.sty 2020-10-07 v3.14 Key value format for package options (HO)
kvsetkeys.sty 2019/12/15 v1.18 Key value parser (HO)
logreq.sty 2010/08/04 v1.0 xml request logger
logreq.def 2010/08/04 v1.0 logreq spec v1.0
ifthen.sty 2014/09/29 v1.1c Standard LaTeX ifthen package (DPC)
url.sty 2013/09/16 ver 3.4 Verb mode for urls, etc.
blx-dm.def 2020/12/31 v3.16 biblatex localization (PK/MW)
apa.dbx 2020/08/28 v9.14 APA biblatex style data model
blx-compat.def 2020/12/31 v3.16 biblatex compatibility (PK/MW)
biblatex.def 2020/12/31 v3.16 biblatex compatibility (PK/MW)
standard.bbx 2020/12/31 v3.16 biblatex bibliography style (PK/MW)
apa.bbx 2020/08/28 v9.14 APA biblatex references style
authoryear.cbx 2020/12/31 v3.16 biblatex citation style (PK/MW)
biblatex.cfg
l3backend-pdftex.def 2021-03-18 L3 backend support: PDF output (pdfTeX)
spanish.lbx 2020/12/31 v3.16 biblatex localization (PK/MW)
spanish-apa.lbx 2020/08/28 v9.14 APA biblatex localisation
expl3.sty 2021-02-18 L3 programming layer (loader)
blx-case-expl3.sty 2020/12/31 v3.16 expl3 case changing code for biblatex
xparse.sty 2021-01-09 L3 Experimental document command parser
xparse-2020-10-01.sty
Check if your system needs an update.
This answer assumes you are using a current version of biblatex-apa (at least v9.0 from 2019-11-23) that implements 7th-edition APA style.